@misc{miscb0b67c3e,
title   = {Randomized clinical trial of a levonorgestrel-releasing intrauterine system and a depot-GnRh agonist in the treatment of chronic pelvic pain in women with endometriosis},
author = {Petta, C. A. and Abrão, M. S. and Ferriani, Rui Alberto and Hassan, D. F. and Rosa e Silva, Júlio César and Podgaec, S. and Bahamondes, L.},
year = {2005},
booktitle   = {World Congress on Endometriosis}
}