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;

Perceived levels of social stigma following HIV notification: Insights from Brazilian blood centers Renata Buccheri; Carolina Miranda; Cesar de Almeida-Neto; Thelma Gonçalez; Liliana Preiss; Luiz Amorim; Anna Barbara Carneiro-Proiett; Paula Loureiro; Ester C. Sabino; Brian Custer;

HIV acute infection and long-term undisclosed HIV status among blood donors from the highly endemic Amazonas state, located in the Brazilian Amazon Maria Ivaldete Siqueira de Souza; Myuki Alfaia Esashika Crispim; Nelson Abrahim Fraiji; Alexander Leonardo Silva-Junior; Mariane Martins de Araújo Stefani;