Zhang, JianZhu, ChenfengYan, LiWang, YangZhu, QianHe, ChuqingHe, XiaoqingJi, SifanTian, YuanXie, LiLiang, YanXia, WeiMol, Ben W.Huirne, Judith A.F.2023-06-282023-06-282023-06Zhang, J, Zhu, C, Yan, L, Wang, Y, Zhu, Q, He, C, He, X, Ji, S, Tian, Y, Xie, L, Liang, Y, Xia, W, Mol, B W & Huirne, J A F 2023, 'Comparing levonorgestrel intrauterine system with hysteroscopic niche resection in women with postmenstrual spotting related to a niche in the uterine cesarean scar : a randomized, open-label, controlled trial', American Journal of Obstetrics and Gynecology, vol. 228, no. 6, pp. 712.e1-712.e16. https://doi.org/10.1016/j.ajog.2023.03.0200002-9378https://hdl.handle.net/2164/21046Funding Information: This work was supported by the Clinical Research Project of the Shanghai Health and Fitness Commission ( 201940012 , 20184Y0344 ), Medical Engineering Cross Funds from Shanghai Jiao Tong University ( YG2021ZD31 ), Medical Innovation Research Project of the 2020 Science and Technology Innovation Action Plan of Shanghai Science and Technology Commission ( 20Y11907700 ), and the Clinical Science and Technology Innovation Project of Shanghai Hospital Development Center ( SHDC22020216 ). Publisher Copyright: © 2023 The Author(s)886491enghysteroscopic niche resectionlevonorgestrel-releasing intrauterine systemnichepostmenstrual spottingRG Gynecology and obstetricsObstetrics and GynaecologySupplementary DataRGJournal article10.1016/j.ajog.2023.03.020http://www.scopus.com/inward/record.url?scp=85152274497&partnerID=8YFLogxK2286