1. Nephrology Discipline, Department of Internal Medicine, São Paulo State University (Unesp), Botucatu Medical School, São Paulo, Brazil
2. Cardiology Discipline, Department of Internal Medicine, São Paulo State University (Unesp), Botucatu Medical School, São Paulo, Brazil
3. Endocrinology Discipline, Department of Internal Medicine, São Paulo State University (Unesp), Botucatu Medical School,São Paulo, Brazil