title: Day care, siblings, and asthma--please, sneeze on my child.
authors.forename: S C
authors.initials: SC
authors.lastname: Christiansen
mesh_terms: D000293:Adolescent; D001249:Asthma / Q000453:epidemiology / Q000209:etiology* / Q000517:prevention & control; D002648:Child; D002656:Child Day Care Centers; D006801:Humans; D009679:Nuclear Family; D015995:Prevalence; D012135:Respiratory Sounds / Q000209:etiology; D012307:Risk Factors