Barros ENC de, Valle AP do, Braga PE, Viscondi JYK, Fonseca ARB da, Vanni T, et al. COVID-19 in long-term care facilities in Brazil: serological survey in a post-outbreak setting. Rev. Inst. Med. Trop. São Paulo [Internet]. 2021 Jan. 29 [cited 2024 May 7];63:e10. Available from: https://www.revistas.usp.br/rimtsp/article/view/184092