Máximo R de O, Lopes IC, Brigola AG, Luchesi BM, Gratão ACM, Inouye K, et al. Pre-frailty, frailty and associated factors in older caregivers of older adults. Rev. saúde pública [Internet]. 2020 Jan. 28 [cited 2024 May 3];54:17. Available from: https://revistas.usp.br/rsp/article/view/166066