1.
GED gastroenterol. endosc. dig
;
3(3): 80-2, 1984.
Article
in Portuguese
| LILACS
| ID: lil-22923
2.
GED gastroenterol. endosc. dig
;
2(3): 79-83, 1983.
Article
in Portuguese
| LILACS
| ID: lil-19879