1.
Washington, D.C; Pan Américan Health Organization; 2002. 47 p.
Monography
in English
| LILACS
| ID: lil-382396
2.
Washington, D.C; Organización Panamericana de la Salud; 2001. 43 p.
Monography
in French
| LILACS
| ID: lil-381732
3.
Washington, D.C; Pan Américan Health Organization; 1996. 27 p. tab.
Monography
in English
| LILACS
| ID: lil-376956