1.
Geneva; World Health Organization; 1992. 4 p. (WHO/HDP/CONS/92.8. Unpublished).
Monography
in English
| PAHO
| ID: pah-17038
2.
Geneva; World Health Organization; 1992. (WHO/HDP/CONS/92.8. Unpublished).
in English
| WHO IRIS
| ID: who-62196