@article{article92889109,
title   = {Endometriosis in the presacral nerve},
author = {Abrão, Maurício Simões and Podgaec, Sérgio and Carvalho, F. M. and Pinotti, José Aristodemo},
year = {1999},
doi = {10.1016/s0020-7292(98)00149-0},
journal   = {International Journal of Ginecology & Obstetrics}
}