1.
Mem. Inst. Oswaldo Cruz
;
91(5): 637, Sept.-Oct. 1996.
Article
in English
| LILACS
| ID: lil-181169
2.
Mem. Inst. Oswaldo Cruz
;
90(4): 513, jul.-ago. 1995.
Article
in English
| LILACS
| ID: lil-157304