title: Request that the USP Committee of Revision reevaluate its position relative to the inclusion of clean room air and microbial limits in the U.S. Pharmacopeia (USP)
authors.forename: J A
authors.initials: JA
authors.lastname: Halperin
mesh_terms: D000391:Air Microbiology / Q000592:standards*; D016902:Air Pollution, Indoor / Q000517:prevention & control*; D004345:Drug Industry / Q000592:standards*; D004780:Environment, Controlled; D010602:Pharmacopoeias as Topic; D014481:United States