Risk factors associated with HIV infection in four large Brazilian blood centers: A multicentric case-control study (2009¿2017) Fernanda Dominique de Souza Gonçalves; Flávia da Costa Silva; Isabel Cristina Gomes Moura; Cesar de Almeida-Neto; Brian Custer; Ester Cerdeira Sabino; Paula Loureiro; Carolina Miranda; Luiz de Melo Amorim Filho; Tassila Salomon;

Secondary vasculopathy due to catastrophic antiphospholipid syndrome Alexandre Sacchetti Bezerra; Carolina Kassab Wroclawski; Gabriel Ricci Lorber; Cyrillo Cavalheiro Filho;

Catastrophic antiphospholipid syndrome post-Epstein-Barr virus infection: a case report Yue Faat Raymond Kwok; Divya Asti; Bindu Madhavi Mudduluru; Yevgeniy Skaradinskiy;