title: Think about room air.
authors.forename: David W
authors.initials: DW
authors.lastname: Edsall
mesh_terms: D000391:Air Microbiology; D000765:Anesthesia, Conduction / Q000009:adverse effects*; D001424:Bacterial Infections / Q000209:etiology*; D006801:Humans; D011183:Postoperative Complications / Q000209:etiology*