title: Spirometry in chronic obstructive pulmonary disease.
authors.forename: Patrick J P
authors.initials: PJ
authors.lastname: Poels
authors.forename: Tjard R J
authors.initials: TR
authors.lastname: Schermer
authors.forename: Chris
authors.initials: C
authors.lastname: van Weel
authors.forename: Peter M A
authors.initials: PM
authors.lastname: Calverley
mesh_terms: D042241:Early Diagnosis; D005194:Family Practice; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis*; D013147:Spirometry