1.
Geneva; World Health Organization; 1997. (WHO/TB/97.230).
in English
| WHO IRIS
| ID: who-63546
2.
TB researchWHO/TB/96.218.
Monography
in English
| WHO IRIS
| ID: who-63467
3.
TB researchWHO/TB/97.223.
Monography
in English
| WHO IRIS
| ID: who-63466