Survival analysis over a 20-year period of a Brazilian cohort of blood donors coinfected HIV-HCV Hélio Ranes de Menezes Filho; Giuliano Grandi; Ludimila Paula Vaz Cardoso; Juan Felipe Galvão da Silva; Soraia Mafra Machado; Cesar de Almeida-Neto; Ester Cerdeira Sabino; Maria Cássia Mendes-Corrêa;

Seroprevalence and factors associated with Human Immunodeficiency virus, Human T lymphotropic virus and Hepatitis B/C infections in parturient women of Salvador ¿ Bahia, Brazil Ludy Vargas; Fernanda Bastos; André Guimarães; Sávio Amaral; Tarcisio Fausto; Maria Arriaga; Manoel Sarno; Carlos Brites;

Seroprevalence of hepatitis E virus infection in blood donors from Piauí State, Northeast Brazil João Paulo da Silva-Sampaio; Raniela Borges Sinimbu; Julia Trece Marques; Abilio Francisco de Oliveira Neto; Livia Melo Villar;