Efficacy and safety of preemptive therapy for cytomegalovirus end-organ disease in people living with HIV: a systematic review and meta-analysis Cándida Díaz-Brochero; Laura Cristina Nocua-Báez; Martha Carolina Valderrama-Rios; Jorge Alberto Cortés;

Primary extensive perianal cutaneous tuberculosis: A challenging diagnosis. Case report and a review of the literature André Akira Ramos Takahashi; Thiago Bassaneze; Karina Scalabrin Longo; Juliana Giangiardi Batista; Jaques Waisberg;