title: Fixed ratio or lower limit of normal as cut-off value for FEV1/VC: Response to the letter by Vaz Fragoso et al.
authors.affiliation: Clinical Physiology and Nuclear Medicine Unit, Dept. of Clinical Sciences Malmö, Lund University, Skåne University Hospital Malmö, SE-205 02 Malmö, Sweden. Electronic address: per.wollmer@med.lu.se.
authors.forename: Per
authors.initials: P
authors.lastname: Wollmer
authors.affiliation: Cardio-vascular Epidemiology, Dept. of Clinical Sciences Malmö, Lund University, Skåne University Hospital Malmö, SE-205 02 Malmö, Sweden.
authors.forename: Gunnar
authors.initials: G
authors.lastname: Engström
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis*