title: [Value of measurement of peak flow (peak expiratory flow rate Vmx50) in epidemiological surveys in chronic bronchitis].
mesh_terms: D001991:Bronchitis / Q000453:epidemiology*; D002908:Chronic Disease; D005260:Female; D005540:Forced Expiratory Flow Rates; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000379:methods*; D008875:Middle Aged; D010366:Peak Expiratory Flow Rate; D012383:Romania
vernacular_title: Intérêt de la mesure des débits de pointe (PEFR, Vmx50) lors des enquêtes épidémiologiques concernant la bronchite chronique