TY - RPRT TI - Persistent DNA contamination in competitive RT-PCR using cRNA internal standards: identity, quantity, and control. AU - Jennifer L K Matthews AU - May Chung AU - Robert John Matyas PY - 2002 DO - 10.2144/02326rr02 UR - https://pubmed.ncbi.nlm.nih.gov/12074174/ ID - 12074174 ER -