title: [A study on the frequency of 'atypical' Mycobacteria and of 'atypical' mycobacterioses in Japanese National Chest Hospitals. (Report of the year 1971-1972)].
mesh_terms: D005260:Female; D006782:Hospitals, Special; D006801:Humans; D007564:Japan; D008297:Male; D009161:Mycobacterium / Q000302:isolation & purification*; D009164:Mycobacterium Infections / Q000453:epidemiology*