1. Department of Neurology – Neuromuscular Division University of Campinas (UNICAMP) Campinas Sao Paulo Brazil
2. Department of Internal Medicine – Gastroenterology Division (Gastrocentro) University of Campinas (UNICAMP) Campinas Sao Paulo Brazil
3. Department of Internal Medicine – Infectious Diseases Division University of Campinas (UNICAMP) Campinas Sao Paulo Brazil
4. Department of Pathology – Hepatic Disorders Division University of Campinas (UNICAMP) Campinas Sao Paulo Brazil