[Incidence of atypical mycobacteria in an epidemiological tuberculosis sample survey in 6 provinces and 2 municipalities].
D002681:China; D006801:Humans; D009161:Mycobacterium / Q000302:isolation & purification*; D009170:Nontuberculous Mycobacteria / Q000302:isolation & purification*; D013183:Sputum / Q000382:microbiology; D014397:Tuberculosis, Pulmonary / Q000382:microbiology*