1. Cardiovascular and Metabolic Diseases Research Unit, Mexican Social Security Institute, M�xico City 06720, M�xico
2. Endocrine Research Unit, National Medical Center, Mexican Social Security Institute, M�xico City 06720, M�xico
3. Research Unit in Reproductive Medicine, Gyneco‑Obstetrics Hospital, Mexican Social Security Institute, M�xico City 01090, M�xico
4. Peripheral Obesity Research Unit, Faculty of Medicine, National Autonomous University of Mexico, M�xico City 14000, M�xico