Single (B or C), dual (BC or BD) and triple (BCD) viral hepatitis in HIV-infected patients in Madrid, Spain - Peña Sanchez de Rivera, Jose Maria; Arribas Lopez, Jose Ramon; Gonzalez-Garcia, JJ; Lorenzo, A; Montero, D; de Guevara, CL; Montes, A; Hernandez, S; Pacheco, R; Vazquez, JJ (Aids, 2005)