Institution: | (1) Division of Radiology of the Internal Medicine Department, Faculty of Medicine of Ribeirao Preto, University of S?o Paulo, Av. Bandeirantes, 3900 CEP, 14049–090 Ribeirao Preto, Brazil;(2) Division of Infectious Diseases of the Internal Medicine Department, Faculty of Medicine of Ribeirao Preto, University of S?o Paulo, Ribeirao Preto, Brazil; |