@article{fraietta_zylberstejn_esteves_2013,  title={Hypogonadotropic Hypogonadism Revisited},  volume={68},  ISSN={1807-5932},  url={https://doi.org/10.6061/clinics/2013(Sup01)09},  DOI={10.6061/clinics/2013(Sup01)09},  journal={Clinics},  publisher={Faculdade de Medicina / USP},  author={Fraietta, Renato and Zylberstejn, Daniel Suslik and Esteves, Sandro C.},  year={2013},  pages={81–88} }