title: Epidemiology of pulmonary non-tuberculous mycobacterial infections: need to identify environmental sources.
authors.forename: W-J
authors.initials: WJ
authors.lastname: Koh
mesh_terms: D005260:Female; D006801:Humans; D008171:Lung Diseases / Q000453:epidemiology*; D008297:Male; D009165:Mycobacterium Infections, Nontuberculous / Q000453:epidemiology*; D009170:Nontuberculous Mycobacteria / Q000302:isolation & purification*