@article{metello_tomas_ferreira_santos-ribeiro_2022,  title={The Addition of Dydrogesterone after Frozen Embryo Transfer in Hormonal Substituted Cycles with Low Progesterone Levels},  volume={44},  ISSN={0100-7203},  url={https://doi.org/10.1055/s-0042-1751058},  DOI={10.1055/s-0042-1751058},  number={10},  journal={Revista Brasileira de Ginecologia e Obstetrícia},  publisher={Federação Brasileira das Sociedades de Ginecologia e Obstetrícia},  author={Metello, Jose and Tomas, Claudia and Ferreira, Pedro and Santos-Ribeiro, Samuel},  year={2022},  month={Oct},  pages={930–937} }