1. Division of Endocrine Surgery Integral Endocrine Surgery Clinic Medellin Colombia
2. Department of Endocrinology Universidad Pontificia Bolivariana Medellin Colombia
3. Medicine CES University Medellín Colombia
4. Otolaryngology Head and Neck Surgery, Claire and John Bertucci Endowed Chair in Thyroid Surgical Oncology, Harvard Medical School, Chief Thyroid/Parathyroid Endocrine Surgical Division, Dept Otolaryngology Head and Neck Surgery, Massachusetts Eye and Ear Infirmary, Member Endocrine Surgical Service Massachusetts General Hospital, President American Academy of Otolaryngology Head and Neck Surgery 2016–17, American Head and Neck Society, Administration Division Chair, International Thyroid Oncology...
5. Division of Thyroid and Parathyroid Endocrine Surgery, Department of Otolaryngology—Head and Neck Surgery Massachusetts Eye and Ear Infirmary, Harvard Medical School Boston Massachusetts U.S.A.
6. Division of Endocrinology The Endocrine & Thyroid Clinic (ETC) Reggio Emilia Italy
7. Head and Neck Surgeon Intermedica Medellin Colombia
8. FPG Thyroid and Parathyroid Center Sarasota Memorial Health Care System Sarasota Florida U.S.A.