Dahy, Flávia Esper, et al. “Sporadic Creutzfeldt-Jakob Disease in Two Clinically and Virologically Controlled Brazilian HIV Patients Who Progressed Rapidly to Dementia: Case Reports and Literature Review”. Revista Do Instituto De Medicina Tropical De São Paulo, vol. 63, Mar. 2021, p. e23, https://doi.org/10.1590/s1678-9946202163023 .