@article{article31616435,
title   = {Double pylorus: case report and review of the literature},
author = {Safatle Ribeiro, Adriana Vaz and Ribeiro Júnior, Ulysses and Habr Gama, Angelita and Gama Rodrigues, Joaquim José},
year = {1999},
doi = {10.1590/s0041-87811999000400006},
journal   = {Revista do Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo}
}