Frailty and health-related quality of life among older people living with HIV pre- and post-COVID-19 pandemic onset: A cross-sectional study Thiago S. Torres; Jovanice S. Jesus; Daniel Arabe; Lusiele Guaraldo; Fabião A. Meque; Flavia Serrao Lessa; Lívia Dumont Facchinetti; Rita Estrela; Valdilea G. Veloso; Beatriz Grinsztejn; Sandra W. Cardoso;

Risk factors for neurosyphilis in HIV patients: A retrospective cohort study Beatriz Arns; Tarsila Vieceli; Eduardo Gomes; Mariana Horn Scherer; Luisa Nakashima; Maria Luisa Santos; Ronara Blos Hepp; Fernanda Greinert; Maria Helena Rigatto;

Dried blood spot as alternative specimen for molecular epidemiology studies among HCV/HIV coinfected patients Geane Flores; Barbara Vieira Lago; Amanda R Caetano; Jessica Silva; Vanessa Marques; Carlos Eduardo Brandão-Mello; Marcia Amendola-Pires; Jose Pilotto; Lia Lewis-Ximenez; Livia Melo Villar;