title: Age, period, and cohort effects. Influences on differences between cross-sectional and longitudinal pulmonary function results.
authors.affiliation: Respiratory Sciences Center, University of Arizona College of Medicine, Tucson 85724, USA.
authors.forename: M D
authors.initials: MD
authors.lastname: Lebowitz
mesh_terms: D000375:Aging / Q000502:physiology*; D001130:Arizona; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D008137:Longitudinal Studies; D008168:Lung / Q000502:physiology*; D008297:Male; D011379:Prognosis; D012044:Regression Analysis; D012129:Respiratory Function Tests / Q000706:statistics & numerical data