title: Another parameter for identifying obstructive respiratory disorder--FEV1/FEV6 in focus.
authors.forename: Ricardo Marques
authors.initials: RM
authors.lastname: Dias
mesh_terms: D005541:Forced Expiratory Volume; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis* / Q000191:economics; D013147:Spirometry / Q000191:economics / Q000295:instrumentation; D014797:Vital Capacity