1. Chapintza Health Center, Ministerio de Salud Pública del Ecuador, Chapintza, Ecuador.
2. Abteilung Gastroenterologie und Diabetologie, Gemeinschaftskrankenhaus Havelhöhe, Berlin, Germany.
3. Department of Neuroscience, Erasmus MC, Rotterdam, The Netherlands.
4. Netherlands Institute for Neuroscience, Royal Academy of Arts and Sciences, Amsterdam, The Netherlands.
5. Research Group GIANH, School of Nutrition and Dietetics, Faculty of Public Health, Escuela Superior Politécnica de Chimborazo, Riobamba, Ecuador.
6. School of Medicine, Faculty of Public Health, Escuela Superior Politécnica de Chimborazo, Riobamba, Ecuador.