2234126 cRT-PCR competitive reverse transcription-polymerase chain reaction 18 2234132 cRT-PCR competitive reverse transcription PCR 8 2234127 cRT-PCR competitive RT-PCR 6 2234133 cRT-PCR conventional RT-PCR 5 2234135 cRT-PCR Circularized RT-PCR 3 2234134 cRT-PCR conventional reverse-transcription PCR 3 2234136 cRT-PCR Circular Reverse Transcriptase PCR 1 2234128 cRT-PCR circular RT-PCR 1 2234129 cRT-PCR circularization RT-PCR 1 2234131 cRT-PCR circularized reverse transcription coupled with PCR 1 2234130 cRT-PCR Cyclizing RT-PCR 1