Comparison of endometrial preparation protocols (natural cycle versus hormone replacement cycle) for frozen embryo transfer (COMPETE) : A study protocol for a randomised controlled trial

Liu, 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-2022-063981