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Abbreviation: RF
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Long forms: 666

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Long Form No. Long Form Research Area Co-occurring Abbreviation PubMed/MEDLINE Info. (Year, Title)
radiofrequency
(7372 times)
Cardiology
(1254 times)
AF (363 times)
MRI (326 times)
SAR (283 times)
1971 Radiofrequency cordotomy for the relief of spasticity in decerebrate cats.
rheumatoid factor
(2976 times)
Rheumatology
(1338 times)
RA (1560 times)
CRP (312 times)
ESR (270 times)
0 Prevalence, Course, and Associated Factors of Pain in the Temporomandibular Joint in Early Rheumatoid Arthritis: Results of a Longitudinal Cohort Study.
random forest
(772 times)
Medical Informatics
(141 times)
SVM (201 times)
AUC (59 times)
ANN (46 times)
2003 Comparison of statistical methods for classification of ovarian cancer using mass spectrometry data.
rectus femoris
(632 times)
Physiology
(264 times)
VL (302 times)
VM (193 times)
EMG (186 times)
1985 Electromyographic kinesiology of lower extremity muscles during slope walking.
receptive field
(507 times)
Neurology
(292 times)
LGN (21 times)
RGCs (13 times)
SC (13 times)
1975 Parametric studies of dorsal horn neurons responding to tactile stimulation.
risk factors
(370 times)
Cardiology
(58 times)
CVD (41 times)
CAD (23 times)
CHD (20 times)
0 [Hyperlipoproteinemia and dyslipidemia as rare diseases. Diagnostics and treatment].
rheumatic fever
(252 times)
Cardiology
(43 times)
RHD (100 times)
GAS (24 times)
SC (13 times)
1975 Rheumatic fever and Yersinia arthritis. Criteria and diagnostic problems in a changing disease pattern.
riboflavin
(244 times)
Biochemistry
(64 times)
FAD (26 times)
FMN (26 times)
LC (11 times)
1975 [Mechanism of retroinhibition in e regulation of flavinogenesis in yeasts of genus Pichia].
renal failure
(212 times)
Nephrology
(39 times)
GFR (9 times)
HF (9 times)
MM (9 times)
1976 Renal failure, hemodialysis, and nafcillin kinetics.
10  replicative form
(199 times)
Virology
(81 times)
RI (21 times)
ss (13 times)
MVM (10 times)
1967 The process of infection with bacteriophage phiX174. 8. Evidence for an essential bacterial "site".
11  reticular formation
(169 times)
Neurology
(62 times)
HRP (14 times)
NTS (9 times)
PAG (7 times)
1972 Studies of antidromically identified neurosecretory cells of the hypothalamus by intracellular and extracellular recordings.
12  regurgitant fraction
(106 times)
Cardiology
(68 times)
MR (29 times)
AR (23 times)
RV (21 times)
1981 [Analysis of left to right ventricular stroke count ratio by gated radionuclide angiocardiography: detection and quantitation of valvular regurgitation and shunts (author's transl)].
13  reduction factor
(97 times)
Communicable Diseases
(16 times)
TLC (10 times)
Pi (5 times)
CFU (3 times)
1987 Antimutagenic properties of WR 2721 and of a radioprotective mixture, ATP-AET-serotonin, with regard to X ray induced reciprocal translocations in mouse spermatogonia.
14  respiratory failure
(92 times)
Pulmonary Medicine
(25 times)
COPD (14 times)
MV (12 times)
CI (9 times)
1983 Comparative studies of IPPV and HFPPV with PEEP in critical care patients. I: A clinical evaluation.
15  Random Forests
(84 times)
Medical Informatics
(14 times)
SVM (18 times)
k-NN (8 times)
AD (6 times)
2004 Joint analysis of two microarray gene-expression data sets to select lung adenocarcinoma marker genes.
16  Reissner's fiber
(78 times)
Histology
(25 times)
SCO (65 times)
CSF (24 times)
FP (3 times)
1972 Morphogenetic action of the subcommissural organ on tail regeneration inXenopus larvae.
17  resonance frequency
(75 times)
Dentistry
(22 times)
ISQ (6 times)
IOS (5 times)
RFA (5 times)
1983 Comparison between plethysmographic and forced oscillation techniques in the assessment of airflow obstruction.
18  restricted feeding
(74 times)
Physiology
(24 times)
SCN (21 times)
LD (13 times)
FAA (11 times)
1980 Relationship of restricted feeding and medication to coccidiosis control.
19  resistance factor
(65 times)
Parasitology
(18 times)
MDR (9 times)
AIT (6 times)
LC50 (6 times)
1986 Continuous infusion treatment with pentoxifylline in patients with severe peripheral vascular occlusive disease.
20  reflective functioning
(63 times)
Psychology
(21 times)
AAI (10 times)
BPD (8 times)
PTSD (3 times)
2000 Extranuclear projections of rNST neurons expressing gustatory-elicited Fos.
21  release factor
(61 times)
Biochemistry
(26 times)
eRF1 (2 times)
HRI (2 times)
PTC (2 times)
1968 Interaction of staphylococcal alpha-toxin with artificial and natural membranes.
22  renal function
(60 times)
Cardiology
(9 times)
GFR (9 times)
CI (7 times)
eGFR (7 times)
1989 Baseline renal function and surgical revascularization in atherosclerotic renal arterial disease in the elderly.
23  radiofrequency ablation
(58 times)
Cardiology
(12 times)
HCC (7 times)
TACE (6 times)
CT (5 times)
1988 Catheter ablation for recurrent tachyarrhythmias. Clinical experience with two different techniques of ablation in 21 patients.
24  retroperitoneal fibrosis
(46 times)
Virology
(7 times)
SAIDS (8 times)
KS (4 times)
SRV-2 (4 times)
1980 Multifocal idiopathic fibrosclerosis. Two cases with simultaneous occurrence of retroperitoneal fibrosis and Riedel's thyroiditis.
25  relapsing fever
(40 times)
Communicable Diseases
(16 times)
LB (6 times)
LD (6 times)
REP (3 times)
1996 Phylogenesis of relapsing fever Borrelia spp.
26  resorcinol-formaldehyde
(40 times)
Chemistry
(17 times)
GO (3 times)
DLS (2 times)
SAXS (2 times)
1999 Fractal Analysis of Mercury Porosimetry Data in the Framework of the Thermodynamic Method.
27  radiofrequency fields
(38 times)
Genetics
(6 times)
AR (5 times)
SAR (5 times)
GSM (4 times)
2002 Effects of exposure to low level radiofrequency fields on acetylcholine release in hippocampus of freely moving rats.
28  Russian Federation
(33 times)
Pulmonary Medicine
(3 times)
ASF (4 times)
TB (3 times)
ASFV (2 times)
2000 [An improvement in the demonstration of the causative agents of dangerous infections under the conditions of local wars and armed conflicts].
29  relative frequency
(24 times)
Medicine
(6 times)
CI (3 times)
ADC (2 times)
MDR (2 times)
1986 Relative positions of the spermatogenic stages in the mouse testis: morphological evidences for their non-randomized adjacencies.
30  rifampicin
(22 times)
Chemistry
(5 times)
FRET (3 times)
TB (3 times)
CD (2 times)
1992 Antibiotic sensitivities of Neisseria meningitidis isolates from patients and carriers in Greece.
31  recirculation fraction
(21 times)
Physiology
(14 times)
LV (7 times)
PESP (5 times)
SR (3 times)
1992 Myocardial force interval relationships: influence of external sodium and calcium, muscle length, muscle diameter and stimulation frequency.
32  response factor
(21 times)
Chemistry Techniques, Analytical
(9 times)
FID (3 times)
MS (3 times)
PD (3 times)
1983 Complexities in lipid quantitation using thin layer chromatography for separation and flame ionization for detection.
33  radiofrequency energy
(20 times)
Cardiology
(9 times)
SUI (4 times)
AF (3 times)
AFL (3 times)
1991 [The transcatheter modulation of the AV node as a possible treatment of choice in nodal re-entrant tachycardia].
34  respirable fraction
(20 times)
Pharmacology
(9 times)
FPF (4 times)
MMAD (3 times)
CF (2 times)
1995 [Aerosolization of lactide/glycolide copolymer (PLGA) nanospheres for pulmonary delivery of peptide-drugs].
35  relevance feedback
(19 times)
Medical Informatics
(15 times)
CBIR (11 times)
SVM (3 times)
ACID (1 time)
2002 Automatic machine interactions for content-based image retrieval using a self-organizing tree map architecture.
36  reaction field
(18 times)
Chemistry
(14 times)
MD (5 times)
PME (3 times)
ADBp (2 times)
2000 Effect of the reaction field electrostatic term on the molecular dynamics simulation of the activation domain of procarboxypeptidase B.
37  rod fracture
(18 times)
Neurosurgery
(5 times)
ASD (6 times)
PSO (4 times)
CC (2 times)
1999 Thoracic trauma in newborn foals.
38  reversal fold
(16 times)
Chemistry
(3 times)
MDR (7 times)
P-gp (5 times)
Rh123 (4 times)
2005 Reversal of p-glycoprotein-mediated multidrug resistance by CJX1, an amlodipine derivative, in doxorubicin-resistant human myelogenous leukemia (K562/DOX) cells.
39  Rosenthal fibers
(16 times)
Neurology
(12 times)
GFAP (4 times)
EM (2 times)
IF (2 times)
1975 The pineal gland and Rosenthal fibres.
40  RING finger
(15 times)
Cell Biology
(3 times)
Mib2 (2 times)
ANK (1 time)
BC (1 time)
2001 Xenopus neuralized is a ubiquitin ligase that interacts with XDelta1 and regulates Notch signaling.
41  Robinson-Foulds
(15 times)
Medical Informatics
(7 times)
ML (2 times)
aa (1 time)
BE (1 time)
2007 Efficiently computing the Robinson-Foulds metric.
42  recombination frequency
(14 times)
Genetics
(8 times)
ts (2 times)
BS (1 time)
eDNA (1 time)
1974 Genetic Recombination in Coprinus. IV. a Kinetic Study of the Temperature Effect on Recombination Frequency.
43  reduced-fat
(14 times)
Nutritional Sciences
(6 times)
HF (5 times)
FF (3 times)
NF (3 times)
1997 Extended use of foods modified in fat and sugar content: nutritional implications in a free-living female population.
44  residual fraction
(14 times)
Nuclear Medicine
(4 times)
MTT (9 times)
RI (9 times)
RETT (4 times)
1988 Effect of myasthenic patient sera on the number and distribution of acetylcholine receptors in muscle and nerve-muscle cultures from rat. Correlations with clinical state.
45  resting flux
(14 times)
Vascular Diseases
(11 times)
VAR (4 times)
PF (3 times)
LDF (2 times)
1989 Microvascular evaluation of the effects of nifedipine in vascular patients by laser-Doppler flowmetry.
46  retrograde flow
(14 times)
General Surgery
(3 times)
NHBD (3 times)
PCP (3 times)
AF (2 times)
1972 Functional development of the coronary collateral circulation during coronary artery occlusion in the conscious dog.
47  rectus femoris muscle
(13 times)
Neurology
(3 times)
VL (3 times)
BF (2 times)
MDC (2 times)
1984 [Anatomical and mechanical studies of the extensor system of the knee joint].
48  residual fragments
(13 times)
Urology
(11 times)
SWL (6 times)
NCCT (3 times)
SF (3 times)
2000 Natural history of residual renal stone fragments after ESWL.
49  restricted daily feeding
(13 times)
Physiology
(6 times)
ARC (4 times)
NPY (4 times)
PVN (3 times)
1987 [Ontogeny of circadian rhythms and the maternal role in rats: entrainment of the circadian pacemaker during the perinatal period].
50  radiative forcing
(12 times)
Environmental Health
(7 times)
BC (6 times)
LAIs (2 times)
OC (2 times)
2009 Greenhouse gases, radiative forcing, global warming potential and waste management--an introduction.
51  radio-frequency electromagnetic
(12 times)
Neoplasms
(4 times)
BBB (1 time)
CBF (1 time)
CW (1 time)
1982 Radiofrequency diathermy for uniform heating of mouse tumours.
52  radiofrequency current
(12 times)
Cardiology
(6 times)
AF (2 times)
CARTO (2 times)
DC (2 times)
1985 Lesions in nucleus basalis magnocellularis and medial septal area of rats produce qualitatively similar memory impairments.
53  reading frame
(12 times)
Allergy and Immunology
(7 times)
TP (2 times)
CDR (1 time)
FS (1 time)
1992 Enumeration and characterization of DJH structures in mouse fetal liver.
54  refeeding
(12 times)
Metabolism
(3 times)
CR (4 times)
AL (2 times)
DR (2 times)
1989 Gastrointestinal and cardiac response to refeeding after low-calorie semistarvation.
55  Restriction Free
(12 times)
Medicine
(2 times)
LDC (2 times)
LIC (2 times)
ATMT (1 time)
2006 RF cloning: a restriction-free method for inserting target genes into plasmids.
56  role function
(12 times)
Acquired Immunodeficiency Syndrome
(3 times)
PF (10 times)
SF (4 times)
GH (3 times)
2002 Relationship of HIV viral loads, CD4 counts, and HAART use to health-related quality of life.
57  Ramadan fasting
(11 times)
Medicine
(4 times)
CVR (2 times)
DM (2 times)
A. Ex (1 time)
1999 Responses to exercise, fluid, and energy balances during Ramadan in sedentary and active males.
58  reference frame
(11 times)
Psychology
(4 times)
DOIs (1 time)
FU (1 time)
GFs (1 time)
2004 Are fatigue and disturbances in pre-programmed activity of pelvic floor muscles associated with female stress urinary incontinence?
59  restricted fed
(11 times)
Veterinary Medicine
(3 times)
ALF (2 times)
AUC (2 times)
FF (2 times)
1992 Effect of age and intake on growth hormone kinetics in dairy heifers.
60  radiofrequency thermocoagulation
(10 times)
Radiology
(3 times)
HCC (4 times)
PEI (2 times)
TACE (2 times)
1976 The anterior hypothalamus: how it affects gonadotropin secretion in the rhesus monkey.
61  random frog
(10 times)
Chemistry Techniques, Analytical
(3 times)
LS-SVM (6 times)
PLS (5 times)
PLSR (3 times)
2014 Hyperspectral imaging for mapping of total nitrogen spatial distribution in pepper plant.
62  response function
(10 times)
Diagnostic Imaging
(3 times)
fODF (4 times)
DW (2 times)
GM (2 times)
1995 Factorial design for the response exploration of a flow injection system.
63  rice flour
(10 times)
Food
(6 times)
PS (2 times)
RWF (2 times)
BMI (1 time)
1995 Clinical trial of glucose-oral rehydration solution (ORS), rice dextrin-ORS, and rice flour-ORS for the management of children with acute diarrhea and mild or moderate dehydration.
64  roughness factor
(10 times)
Biotechnology
(4 times)
AA (2 times)
FESEM (2 times)
AFM (1 time)
1988 Apocrine cells in breast cyst fluid and their relationship to cyst type: a morphometric study.
65  rumen fluid
(10 times)
Microbiology
(4 times)
LAB (3 times)
GIT (2 times)
SRF (2 times)
1983 Effect of sheep rumen fermentation and methane inhibition on the toxicity of Senecio jacobaea.
66  radial forearm
(9 times)
General Surgery
(6 times)
ALT (6 times)
PMMC (2 times)
LD (1 time)
2001 Resident training in head and neck flap reconstruction in U.S. academic otolaryngology programmes.
67  rainfall
(9 times)
Environmental Health
(4 times)
RH (3 times)
ET (2 times)
CF (1 time)
2005 The role of climate on Malaria Incidence Rate in four governorates of Yemen.
68  reaction force
(9 times)
Dentistry
(3 times)
AF (2 times)
ACLT (1 time)
ANN (1 time)
1999 Comparison of the retentive properties of six prefabricated post overdenture attachment systems.
69  renal fibrosis
(9 times)
Natural Science Disciplines
(1 time)
UUO (4 times)
CKD (2 times)
DTI (2 times)
2011 Proteomics characterization of cell model with renal fibrosis phenotype: osmotic stress as fibrosis triggering factor.
70  Rotation Forest
(9 times)
Medical Informatics
(2 times)
PSSM (5 times)
PPIs (4 times)
SVM (3 times)
2011 Classifier ensemble construction with rotation forest to improve medical diagnosis performance of machine learning algorithms.
71  rapid-feathering
(8 times)
Veterinary Medicine
(8 times)
SF (8 times)
ALV (4 times)
WL (3 times)
1988 Association of the slow feathering (K) and an endogenous viral (ev21) gene on the Z chromosome of chickens.
72  response force
(8 times)
Psychology
(4 times)
RT (7 times)
DS (1 time)
EEG (1 time)
1993 Motor coactivation revealed by response force in divided and focused attention.
73  restriction fragment
(8 times)
Allergy and Immunology
(4 times)
RFLP (3 times)
ACP (1 time)
FCE (1 time)
1985 Genetic polymorphism at the kappa chain locus in mice: comparisons of restriction enzyme hybridization fragments of variable and constant region genes.
74  Rockefeller Foundation
(8 times)
History of Medicine
(3 times)
IHB (1 time)
WHO (1 time)
1998 Eradication, control or neither? Hookworm vs malaria strategies and Rockefeller Public Health in Mexico.
75  random field
(7 times)
Medical Informatics
(2 times)
BC (1 time)
ECD (1 time)
EEG (1 time)
1999 A spatial correlation based method for neighbor set selection in random field image models.
76  rapid filling
(7 times)
Cardiology
(7 times)
AC (3 times)
CAD (2 times)
IR (2 times)
1980 [Phono-mechano-cardiographic assessment in hypertensive heart disease: value of the apex cardiographic parameters (author's transl)].
77  rearfoot
(7 times)
Sports Medicine
(4 times)
FF (5 times)
ACL (1 time)
DMPN (1 time)
1994 Infected puncture wounds in adults with diabetes: risk factors for osteomyelitis.
78  red-free
(7 times)
Ophthalmology
(5 times)
IR (4 times)
FAF (3 times)
CF (2 times)
2003 Automated measurement of microaneurysm turnover.
79  response field
(7 times)
Neurology
(4 times)
FEF (2 times)
AI (1 time)
BF (1 time)
1998 Spectral-ripple representation of steady-state vowels in primary auditory cortex.
80  radiation fibrosis
(6 times)
Radiology
(3 times)
NSCLC (3 times)
RP (2 times)
RT (2 times)
2004 Evaluation of pulmonary complications of radiotherapy in breast cancer patients.
81  radiographic findings
(6 times)
Veterinary Medicine
(4 times)
DOD (2 times)
JOCC (2 times)
Tb (2 times)
2006 Correlation between routine radiographic findings and early racing career in French trotters.
82  referred for radiofrequency
(6 times)
Cardiology
(5 times)
VT (2 times)
AFL (1 time)
APs (1 time)
1980 Power density, field intensity, and carrier frequency determinants of RF-energy-induced calcium-ion efflux from brain tissue.
83  renal flow
(6 times)
Veterinary Medicine
(1 time)
VD (2 times)
AN (1 time)
BN (1 time)
1982 [Orthostatic changes in renal function in diabetic patients with normal arterial pressure and with hypertension].
84  respiratory function
(6 times)
Occupational Medicine
(2 times)
ACS (1 time)
BICU (1 time)
CB (1 time)
1993 The effect of age on oxygen desaturation during histamine inhalation challenge in normal infants.
85  rest flow
(6 times)
Vascular Diseases
(3 times)
PF (4 times)
MVR (3 times)
BVR (2 times)
1986 Calf blood flow and vascular resistance in borderline hypertensives in comparison with control subjects.
86  resting force
(6 times)
Physiology
(4 times)
DF (2 times)
SL (1 time)
1976 Chronic carbon monoxide poisoning: effects on performance of the isolated right ventricle.
87  rump fat
(6 times)
Veterinary Medicine
(5 times)
BF (4 times)
REA (2 times)
AFC (1 time)
2002 Effects of varying levels of undegradable intake protein on endocrine and metabolic function of young post-partum beef cows.
88  rump fat thickness
(6 times)
Veterinary Medicine
(3 times)
BF (5 times)
LMA (5 times)
BF and RF (1 time)
2010 Genetic associations between carcass traits measured by real-time ultrasound and scrotal circumference and growth traits in Nelore cattle.
89  random forests model
(5 times)
Veterinary Medicine
(1 time)
ARD (1 time)
AUC (1 time)
BPG (1 time)
2016 Using Random Forest to Improve the Downscaling of Global Livestock Census Data.
90  reactivating factor
(5 times)
Microbiology
(5 times)
CL (1 time)
MALDI-TOF (1 time)
2009 [The mechanism of action of reactivating factor from Luteococcus japonicus subsp. casei].
91  recovery factor
(5 times)
Nutritional Sciences
(2 times)
EE (2 times)
IC (2 times)
RQ (2 times)
1992 Inherent radiosensitivity and split-dose recovery in plateau-phase cultures of 10 human tumour cell lines.
92  refed
(5 times)
Physiology
(2 times)
AL (2 times)
ARC (2 times)
FD (2 times)
1989 Refeeding after various times of ingestion of a low protein diet: effects on food intake and body weight in rats.
93  reference
(5 times)
Veterinary Medicine
(2 times)
BC (1 time)
FECRT (1 time)
GFs (1 time)
2013 Relative bioavailability and comparative clinical efficacy of different ivermectin oral formulations in lambs.
94  regional function
(5 times)
Cardiology
(2 times)
CP (4 times)
ED (4 times)
MP (3 times)
2001 Modelling and prediction for chaotic fir laser attractor using rational function neural network.
95  renal fascia
(5 times)
Biomedical Engineering
(2 times)
MDCT (3 times)
ARF (2 times)
PRF (2 times)
2009 Development of the human retroperitoneal fasciae.
96  replacement fluid
(5 times)
Transplantation
(3 times)
CRRT (3 times)
ACD-A (1 time)
AKI (1 time)
1989 Different buffers for hemodiafiltration: a controlled study.
97  resonance fluorescence
(5 times)
Chemistry, Physical
(2 times)
FP (2 times)
QD (2 times)
dCPE (1 time)
2011 Kinetic study of the reaction of OH with CH2I2.
98  response fluctuations
(5 times)
Neurology
(3 times)
PD (3 times)
CV (1 time)
EGG (1 time)
1990 L-deprenyl, levodopa pharmacokinetics, and response fluctuations in Parkinson's disease.
99  retinal folds
(5 times)
Ophthalmology
(5 times)
CF (3 times)
PPW (3 times)
RNFL (3 times)
2011 Sliding macular fold following retinal detachment surgery.
100  Role functioning
(5 times)
Therapeutics
(2 times)
CF (2 times)
EF (2 times)
HRQOL (2 times)
2007 Health related quality of life and its determinants in Nigerian breast cancer patients.