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Mem. Inst. Oswaldo Cruz
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87(2): 309-11, abr.-jun. 1992. ilus
Article
in English
| LILACS
| ID: lil-116324
2.
Southeast Asian J Trop Med Public Health
;
1974 Dec; 5(4): 547-55
Article
in English
| IMSEAR
| ID: sea-30637