title: Standardisation of spirometry.
authors.affiliation: Department of Medical Physiology and Biochemistry, University of Stellenbosch, Parowvallei, CP.
authors.forename: R I
authors.initials: RI
authors.lastname: Stewart
authors.forename: E
authors.initials: E
authors.lastname: Basson
mesh_terms: D002138:Calibration; D006801:Humans; D015203:Reproducibility of Results; D012984:Software; D013147:Spirometry / Q000295:instrumentation / Q000592:standards*