title: [Virulence of tubercle bacilli isolated from untreated patients with pulmonary tuberculosis in four different districts of the Western Pacific].
mesh_terms: D000818:Animals; D002681:China; D006168:Guinea Pigs; D006723:Hong Kong; D006801:Humans; D007564:Japan; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification / Q000472:pathogenicity*; D013624:Taiwan; D014774:Virulence