by Mehl, J. B., Vicente, Y. A. M. V. A., Dantas, R. O., Elias, J., Cambrea, C. R., Rocha, M. C.
Published in Pediatric surgery international (2008)

by Oliveira, R B, Baffa, O, Troncon, L E, Miranda, J R, Cambrea, C R
Published in European journal of gastroenterology & hepatology (01.05.1996)