1.
Article
in Spanish
| WHO IRIS
| ID: who-56423
2.
Article
in French
| WHO IRIS
| ID: who-55630
3.
Article
in English
| WHO IRIS
| ID: who-55206
4.
Genève; Organisation mondiale de la Santé; 1997. (WHO/TB/96.210 (Rev.1)).
in French
| WHO IRIS
| ID: who-63783
5.
Geneva; World Health Organization; 1997. (WHO/TB/96.210 (Rev.1)).
in English
| WHO IRIS
| ID: who-63465
6.
Ginebra; Organización Mundial de la Salud; 1997. (WHO/TB/96.210 (Rev.1)).
in Spanish
| WHO IRIS
| ID: who-66840
7.
Article
| WHO IRIS
| ID: who-52370
8.
Geneva; World Health Organization; 1993. (WHO/TB/93.171. Unpublished).
in English
| WHO IRIS
| ID: who-62460