@misc{miscfa6be419,
title   = {No p53 alterations in ulcerative colitis},
author = {Mattar, R and Alexandrino, A. M and Zeltune, J. M. R and Curti, O and Laudanna, Antônio Atílio},
year = {1998},
booktitle   = {World Congress of Gastroenterology}
}