@article{article0dfec962,
title   = {Absence of hepatitis B virus DNA in patients with hepatitis C and non-A-E hepatitis in the State of Sao Paulo, Brazil},
author = {Souza, L. O and Pinho, J. R. R. and Carrilho, Flair Jose and Silva, L. C.},
year = {2004},
journal   = {Brazilian Journal of Medical and Biological Research}
}