Epidemiology of asthma.
Burr
M L
ML
MRC Epidemiology Unit, Llandough Hospital, Penarth, South Glamorgan, UK.
D001249:Asthma / Q000453:epidemiology*; D005060:Europe / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D015995:Prevalence; D011379:Prognosis; D012008:Recurrence