1.
Parasitol. día
;
17(1/2): 62-5, ene.-jun. 1993. ilus, tab
Article
in Spanish
| LILACS
| ID: lil-130722
2.
Indian J Public Health
;
1981 Apr-Jun; 25(2): 83-4
Article
in English
| IMSEAR
| ID: sea-109937