TY - RPRT TI - Observations on the use of membrane filtration and liquid impingement to collect airborne microorganisms in various atmospheric environments AU - Dale W. Griffin AU - C. Gonzalez AU - N. Teigell AU - Terry Petrosky AU - D.E. Northup AU - M. Lyles PY - 2010 DO - 10.1007/s10453-010-9173-z UR - https://pubs.usgs.gov/publication/70035777 ID - 70035777 ER -