Seroprevalence and indexes of IgG antibodies for SARS-CoV-2 infection among People Living With HIV, tuberculosis patients and healthcare workers, in Salvador, Brazil Daniele Souza de Santana; Eduardo Martins Netto; Sara Nunes Vaz; Paulo Henrique Dantas; Carlos Brites;

Concomitant diagnosis of Trypanosoma cruzi and HIV in a patient with neurologic manifestations: A case report Emmanuel Molina Solano; Mauricio Mora Díaz; Stephanie Montoya Madriz; Mauricio Lizano Calvo; Lissette Retana Moreira;

The role of T regulatory cells in the immunopathogenesis of HIV: Clinical implications Giti Esmail Nia; Marzieh Mohammadi; Maedeh Sharifizadeh; Ghasem Ghalamfarsa; Azam Bolhassani;