Double-dose hepatitis B vaccination in cirrhotic patients on a liver transplant waiting list - Bonazzi, Patricia R; Bacchella, Telesforo; Freitas, Angela C; Osaki, Karina T; Lopes, Marta Heloísa; Freire, Maristela P; Machado, Marcel Cerqueira César; Abda, Edson (The Brazilian Journal of Infections Diseases, 2008)