title: FEV1/FEV6 May Misdiagnose Patients With COPD.
authors.affiliation: Division of Pulmonary, Critical Care and Sleep Medicine Saint Louis University School of Medicine St. Louis, Missouri.
authors.forename: Gregg L
authors.initials: GL
authors.lastname: Ruppel
authors.affiliation: Pulmonary Function Laboratory St. Joseph Hospital Nashua, New Hampshire.
authors.forename: Jeffrey M
authors.initials: JM
authors.lastname: Haynes
authors.affiliation: Pulmonary and Critical Care Medicine University of Vermont College of Medicine Burlington, Vermont.
authors.forename: David A
authors.initials: DA
authors.lastname: Kaminsky
mesh_terms: D003951:Diagnostic Errors; D005541:Forced Expiratory Volume; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive; D013147:Spirometry