title: A letter from Karachi.
authors.forename: T
authors.initials: T
authors.lastname: Gibson
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010154:Pakistan / Q000453:epidemiology; D012216:Rheumatic Diseases / Q000453:epidemiology* / Q000628:therapy*; D012959:Socioeconomic Factors