@misc{indiciaefc1b9b04fbb4, title = {Improved membrane-filter air-sampling methods for environmental control.}, author = {K J SCHIAGER and T M ALLEN and S B GERBER and G E KINSELLA and F J KRUPKA and D W REILLY}, year = {1962}, doi = {10.1097/00004032-196201000-00007}, url = {https://pubmed.ncbi.nlm.nih.gov/14498320/}, note = {Source identifier: 14498320} }