TY - RPRT TI - Evaluation of Real-Time Quantitative Polymerase Chain Reaction (qPCR) to Determine Escherichia coli Concentrations at Two Lake Erie Beaches AU - Christopher M. Kephart AU - Rebecca N. Bushon PY - 2009 DO - 10.3133/sir20095052 UR - https://pubs.usgs.gov/publication/sir20095052 ID - sir20095052 ER -