1. Division of Endocrinology, Diabetes and Metabolism, Philippine General Hospital, University of the Philippines Manila , Philippines
2. Institutes of Human Genetics, National Institutes of Health, University of the Philippines Manila , Philippines
3. Philippine Genome Center, University of the Philippines , Diliman, Quezon City , Philippines
4. Philippine Council for Health Research and Development, Department of Science and Technology , Taguig City , Philippines
5. Corazon Locsin Montelibano Memorial Regional Hospital , Bacolod City, Negros Occidental , Philippines
6. Southern Philippines Medical Center , Davao City, Davao del Sur , Philippines