title: Aseptic techniques for lung function testing.
mesh_terms: D003428:Cross Infection / Q000517:prevention & control*; D004203:Disinfection; D006801:Humans; D007121:Immunocompetence; D008176:Lung Volume Measurements / Q000295:instrumentation*; D013147:Spirometry / Q000295:instrumentation; D013242:Sterilization