Population prevalence of COPD.
Sears
M R
MR
D000328:Adult; D001249:Asthma / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009520:New Zealand / Q000453:epidemiology; D015995:Prevalence; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis* / Q000453:epidemiology*; D012129:Respiratory Function Tests; D012882:Skin Tests