title: Peak expiratory flow rates in children under 5 years of age.
mesh_terms: D000367:Age Factors; D000403:Airway Resistance; D001249:Asthma / Q000503:physiopathology; D001827:Body Height; D002675:Child, Preschool; D003550:Cystic Fibrosis / Q000503:physiopathology; D005260:Female; D006801:Humans; D008297:Male; D012119:Respiration; D012137:Respiratory System / Q000254:growth & development* / Q000503:physiopathology; D013147:Spirometry