Asthma in school age: prevalence and risk factors by time and by age.
Bjerg
A
A
The OLIN Studies, Department of Medicine, Sunderby Central Hospital of Norrbotten, Luleå, Sweden. anders.bjerg@lung.umu.se
Rönmark
E
E
D017677:Age Distribution; D001249:Asthma / Q000453:epidemiology*; D002648:Child; D005192:Family Health; D005260:Female; D006801:Humans; D006967:Hypersensitivity / Q000453:epidemiology*; D008297:Male; D015995:Prevalence; D012075:Remission, Spontaneous; D012307:Risk Factors; D013548:Sweden / Q000453:epidemiology