TY - RPRT TI - Interlaboratory comparison of three microbial source tracking quantitative polymerase chain reaction (qPCR) assays from fecal-source and environmental samples AU - Erin A. Stelzer AU - Kriston M. Strickler AU - William B. Schill PY - 2012 DO - 10.3133/sir20125087 UR - https://pubs.usgs.gov/publication/sir20125087 ID - sir20125087 ER -