![Efficacy of levonorgestrel releasing intrauterine system as a postoperative maintenance therapy of endometriosis: A meta-analysis]()
Efficacy of levonorgestrel releasing intrauterine system as a postoperative maintenance therapy of endometriosis: A meta-analysisSong, Soo Youn; Park, Mia; Lee, Geon Woo; Lee, Ki Hwan; Chang, Ha Kyun; Kwak, Sang Mi; Yoo, Heon Jong · European Journal of Obstetrics & Gynecology and Reproductive Biology · 2018