Questionnaires in asthma epidemiology.
Rosario
N A
NA
Ferrari
F P
FP
D000293:Adolescent; D017677:Age Distribution; D001249:Asthma / Q000175:diagnosis* / Q000453:epidemiology*; D002648:Child; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D007391:International Cooperation; D008297:Male; D015995:Prevalence; D012307:Risk Factors; D011795:Surveys and Questionnaires / Q000592:standards*