title: Peak expiratory flow in healthy persons aged 45-65 years.
mesh_terms: D000367:Age Factors; D001249:Asthma / Q000503:physiopathology; D001827:Body Height; D001991:Bronchitis / Q000503:physiopathology; D005260:Female; D006801:Humans; D008168:Lung / Q000502:physiology* / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D012119:Respiration; D012737:Sex Factors; D013147:Spirometry