1. Department of Gastroenterology, Division of Clinical Gastroenterology and Hepatology, Hospital das Clinicas; University of São Paulo School of Medicine; São Paulo Brazil
2. Biostatistics and Bioinformatics Research Center; Samuel Oschin Comprehensive Cancer Institute, Cedars-Sinai Medical Center; Los Angeles CA
3. Department of Pathology; University of São Paulo School of Medicine; São Paulo Brazil
4. Laboratory of Medical Investigation of Immunopathology of Schistosomiasis; Institute of Tropical Medicine of University of São Paulo; São Paulo Brazil