Individual participant data meta-analysis of trials comparing frozen versus fresh embryo transfer strategy (INFORM): a protocol oleh Lan N Vuong, Rui Wang, Rong Li, Karin Hammarberg, Kate Brian, Yun Sun, Pollyanna Hardy, Anja Pinborg, Siladitya Bhattacharya, Sacha Stormlund, David J McLernon, Zi-Jiang Chen, Richard S Legro, Carlos Simon, Shimona Lai, Marian G Showell, Daimin Wei, Ze Wang, Keliang Wu, Xavier Santamaría, Christophe Blockeel, Femke Mol, Anna P Ferraretti, Bruce S Shapiro, Forest C Garner, Christos A Venetis, Abha Maheshwari, Gwenda Burns