Internship: Internal Medicine, Escuela de Medicina, Universidad de Costa Rica (1982)
Education: Universidad de Costa Rica (1982)
Education: University of Costa Rica, School of Medicine (1983)
Residency: Hospital Calderon Guardia (1986)
Residency: Internal Medicine, Hospital Calderon Guardia (1986)
Residency: Endocrinology & Metabolism, University of Texas (1991)
Fellowship: Research Fellow Endocrinology, University of Texas (1992)
Residency: UT Southwestern Medical Center (1992)
Fellowship: Internal Medicine - Endocriniology, UT Southwestern Affiliated Hospitals (1992)
Fellowship: Endocrinology and Metabolism, University of Texas Southweerstern Medical Cent (1992)