2649310 ENPP ectonucleotide pyrophosphatase/phosphodiesterase 17 2649320 ENPP 1,2-epoxy-3-(p-nitrophenoxy)propane 12 2649312 ENPP Extended Nurse Placement Program 2 2649311 ENPP ectonucleotide pyrophosphatase 1 2649316 ENPP electroless nickel-phosphorus plating 1 2649317 ENPP electromagnetic navigation-guided percutaneous puncture 1 2649319 ENPP ELISA-negative but PCR-positive 1 2649318 ENPP ENhanced Permutation tests via multiple Pruning 1 2649314 ENPP ethyl 4-nitrophenyl phosphate 1 2649315 ENPP extracellular nucleotide phosphatase/phosphodiesterase 1 2649313 ENPP O-ethyl O-4-nitrophenyl phosphoramidate 1