title: Not all laboratories are alike.
authors.forename: C S
authors.initials: CS
authors.lastname: Pao
authors.forename: P D
authors.initials: PD
authors.lastname: Bridge
authors.forename: S A
authors.initials: SA
authors.lastname: McKenzie
mesh_terms: D000403:Airway Resistance / Q000502:physiology*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D015588:Observer Variation; D012129:Respiratory Function Tests / Q000706:statistics & numerical data*