title: Epidemiology of childhood asthma.
authors.affiliation: Asthma Research Group, St Joseph's Hospital, Hamilton, Ontario, Canada.
authors.forename: M R
authors.initials: MR
authors.lastname: Sears
mesh_terms: D000293:Adolescent; D000485:Allergens; D001249:Asthma / Q000453:epidemiology* / Q000235:genetics; D002648:Child; D002675:Child, Preschool; D004781:Environmental Exposure; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D015995:Prevalence; D012307:Risk Factors
chemical_list: D000485:Allergens