Access and adherence to isoniazid preventive therapy and occurrence of active TB in a cohort of people living with HIV: a retrospective cohort study in Sao Paulo, Brazil - Picone, Camila Melo; Freitas, Angela Carvalho; Gutierrez, Eliana B; Silva, Vivian Helena Iida Avelino da (Revista do instituto de medicina tropical de sao paulo, 2020)