@article{articlefed19454,
title   = {Unusual clinical presentation of annular pancreas in the adult},
author = {Cunha, José Eduardo M. and Lima, Marcelo Simas de and Jukemura, José and Penteado, Sonia and Jureidini, Ricardo and Patzina, Rosely A. and Siqueira, Sheila Aparecida C.},
year = {2005},
doi = {10.1159/000084493},
journal   = {Pancreatology}
}