1. Professor of Nutrition, University of British Columbia, Vancouver, Canada.
2. Master of Science student in Human Nutrition at the University of British Columbia, Vancouver, Canada.
3. Social worker, Fundacao Legiao Brasileira de Assistencia, Ribeirao Preto, Brazil.
4. Research student, University of Sao Paulo, Ribeirao Preto, Brazil.
5. Professor of Genetics and Chief, Computer Centre, University of Sao Paulo, Ribeirao Preto, Brazil.
6. Professor of Clinical Medicine and Director, Faculty of Medicine, University of Sao Paulo, Ribeirao Preto, Brazil.