Liu, XitongWen, WenWang, TaoSun, TingWang, TingZhang, NaPan, DanCai, HeXie, JinlinLiu, XiaojuanShi, ZanWang, RuiLi, XiaofangLu, NaPan, RongTian, LiMeng, BinBai, HaiyanZhou, HanyingQu, PengfeiZhao, DoudouMol, Ben W.Li, WentaoShi, Juanzi2023-02-142023-02-142022-10-14Liu, X, Wen, W, Wang, T, Sun, T, Wang, T, Zhang, N, Pan, D, Cai, H, Xie, J, Liu, X, Shi, Z, Wang, R, Li, X, Lu, N, Pan, R, Tian, L, Meng, B, Bai, H, Zhou, H, Qu, P, Zhao, D, Mol, B W, Li, W & Shi, J 2022, 'Comparison of endometrial preparation protocols (natural cycle versus hormone replacement cycle) for frozen embryo transfer (COMPETE) : A study protocol for a randomised controlled trial', BMJ Open, vol. 12, no. 10, e063981. https://doi.org/10.1136/bmjopen-2022-0639812044-6055https://hdl.handle.net/2164/20035Funding Information: This study is supported by General Projects of Social Development (2022SF-565). BWM is supported by a NHMRC Investigator grant (GNT1176437). BWM reports consultancy for ObsEva. BMW has received research funding from Ferring and Merck. The other authors have none to declare. Acknowledgements: We thank all the physicians, scientists, and embryologists in our IVF clinic for their assistance with data collection as well the patients for participating in this study526634engSDG 3 - Good Health and Well-beingGYNAECOLOGYReproductive medicineSubfertilityR MedicineGeneral MedicineMedical Research Council (MRC)GNT1176437RJournal article10.1136/bmjopen-2022-063981http://www.scopus.com/inward/record.url?scp=85140142763&partnerID=8YFLogxK1210