1. Technical Division of Library and Documentation; Botucatu Medical School; UNESP - Universidade Estadual Paulista; Botucatu São Paulo Brazil
2. Botucatu Medical School; UNESP - Universidade Estadual Paulista; Botucatu São Paulo Brazil
3. Anaesthesiology Department; Botucatu Medical School; UNESP - Universidade Estadual Paulista; Botucatu São Paulo Brazil
4. McMaster Institute of Urology; McMaster University; Hamilton Ontario Canada