title: Peak expiratory flow rate of healthy schoolboys from Punjab.
mesh_terms: D000293:Adolescent; D001827:Body Height; D001835:Body Weight; D002648:Child; D002675:Child, Preschool; D005540:Forced Expiratory Flow Rates; D006801:Humans; D007194:India; D008297:Male; D010366:Peak Expiratory Flow Rate; D012424:Rural Population; D014505:Urban Population