title: Evaluating pulmonary function change over time in the occupational setting.
authors.affiliation: American College of Occupational and Environmental Medicine, Elk Grove Village, IL 60007, USA. mdreger@acoem.org
authors.forename: Mary C
authors.initials: MC
authors.lastname: Townsend
mesh_terms: D000368:Aged; D006801:Humans; D012129:Respiratory Function Tests / Q000639:trends*; D013147:Spirometry; D013997:Time Factors; D014481:United States; D017132:Workplace