@misc{miscfc72a010,
title   = {Perforated duodenal ulcer as a late complication of Roux-en-y gastric bypass—diagnosis and managemeny},
author = {Pereira, R. de and Zilberstein, B. and Franciss, M. Y. and Barchi, L. C. and Kakuda, L. T. and Kappaz, G. T. and Ferreira, J. A. and Nunes, . F. F. and Bussons, C. M. and Filho, E. D. and Staffa, R. N. and Moreira, R. W. and Lima, M. C. and Oliveira, H.},
year = {2014},
doi = {10.1007/s11695-014-1292-0},
booktitle   = {World Congress of the International Federation for the Surgery of Obesity & Metabolic Disorders}
}