@article{articleca47eda3,
title   = {Volvulus of the sigmoid},
author = {Brochado, M C and Goffi Junior, Paulo Schmidt and Magalhaes, J B and Averbach, Marcelo and Novo, F and Cirino, Luis Marcelo Inaco},
year = {1993},
doi = {10.1097/00007611-196001000-00011},
journal   = {Postgraduate General Surgery}
}