title: Chronic obstructive pulmonary disease in South Africa: under-recognized and undertreated.
authors.forename: Brian
authors.initials: B
authors.lastname: Allwood
authors.forename: Richard N
authors.initials: RN
authors.lastname: van Zyl-Smit
mesh_terms: D006300:Health Services Misuse / Q000639:trends*; D006801:Humans; D009017:Morbidity / Q000639:trends; D029424:Pulmonary Disease, Chronic Obstructive / Q000453:epidemiology*; D012307:Risk Factors; D013019:South Africa / Q000453:epidemiology