1.
Rev Inst Med Trop Sao Paulo
; 9(1): 18-26, 1967.
Article
in Spanish
| MEDLINE
| ID: mdl-5598515
2.
Rev Invest Salud Publica
; 26(4): 367-73, 1966.
Article
in Spanish
| MEDLINE
| ID: mdl-5990462
3.
Rev Invest Salud Publica
; 26(1): 73-7, 1966.
Article
in Spanish
| MEDLINE
| ID: mdl-5937282