@article{article3bf5017e,
title   = {Randomized clinical trial of a levonorgestrel-releasing intrauterine system and a depot GnRH analogue for the treatment of chronic pelvic pain in women with endometriosis},
author = {Petta, Carlos A. and Ferriani, Rui Alberto and Abrão, Maurício Simões and Hassan, Daniela and Rosa e Silva, Júlio César and Podgaec, Sérgio and Bahamondes, Luis},
year = {2005},
doi = {10.1093/humrep/deh869},
journal   = {Human Reproduction}
}