1.
Iquitos; Instituto Peruano de Seguridad Social; 1998. 112 p. ilus, tab.
Monography
in Spanish
| LILACS, LIPECS
| ID: biblio-1114214
2.
Iquitos; IPSS; 1998. 140 p.
Monography
in Spanish
| LILACS, LIPECS
| ID: biblio-871275