An unusual association between HIV and Creutzfeldt-Jakob disease in a patient from northeastern Brazil José Wagner Leonel Tavares-Júnior; Francisco José Basílio; Francisco Edson Buhamra Abreu; Lucas Rodrigues Tomaz dos Santos; Pablo Picasso de Araújo Coimbra; Érico Antonio Gomes de Arruda;

Safety of the yellow fever vaccine in people living with HIV: a longitudinal study exploring post-vaccination viremia and hematological and liver kinetics Edwiges Motta; Luiz Antonio B. Camacho; Ana M. Bispo de Filippis; Marcellus Costa; Luciana Pedro; Sandra W. Cardoso; Marta Cristina de Oliveira Souza; Ygara da Silva Mendes; Beatriz Grinsztejn; Lara E. Coelho;

Assessment of hepatitis E seropositivity among HIV-infected patients in Bulgaria Elitsa Golkocheva-Markova; Ani Kevorkyan; Ralitsa Raycheva; Chiydem Ismailova; Viliana Yoncheva; Tencho Tenev; Radoslava Emilova; Lyubomira Grigorova; Ivan Baltadzhiev; Radka Komitova;