1.
World Health Forum (WHO)
; 12(1): 74, 1991.
Article
in English
| PAHO
| ID: pah-9855
2.
Foro Mundial de la Salud (OMS)
; 12(1): 79, 1991.
Article
in Spanish
| PAHO
| ID: pah-10735
3.
World Health Forum (WHO)
; 12(4): 449-50, 1991.
Article
in English
| PAHO
| ID: pah-10784
4.
Foro Mundial de la Salud (OMS)
; 12(4): 464-465, 1991.
Article
in Spanish
| PAHO
| ID: pah-12045
5.
Article
in Spanish
| WHO IRIS
| ID: who-53743
6.
Article
in Spanish
| WHO IRIS
| ID: who-52074
7.
Article
in French
| WHO IRIS
| ID: who-50565
8.
Article
in English
| WHO IRIS
| ID: who-49196
9.
Article
in French
| WHO IRIS
| ID: who-46184
10.
Article
in English
| WHO IRIS
| ID: who-45895