[1] Univ Autonoma Nuevo Leon, Plataforma INVEST Med UANL KER Unit Mayo Clin, KER Unit Mexico, Monterrey, Mexico
[2] Univ Autonoma Nuevo Leon, Div Endocrinol, Dept Internal Med, Univ Hosp Dr Jose E Gonzalez, Francisco I Madero & Ave Gonzalitos S-N, Monterrey 64460, Mexico
[3] Mayo Clin, Knowledge & Evaluat Res Unit Endocrinol, Rochester, MN 55905 USA
[4] Mayo Clin, Div Community Internal Med, Dept Med, 200 First St SW, Rochester, MN 55905 USA
[5] Mayo Clin, Robert D & Patricia E Kern Ctr Sci Hlth Care Deli, 200 First St SW, Rochester, MN 55905 USA