1. Intensive Care Unit; Hospital Federal dos Servidores do Estado; Brazilian Ministry of Health; Rio de Janeiro Brazil
2. Graduate Program in Bioethics, Applied Ethics, and Public Health (PPGBIOS); National School of Public Health; Fundação Oswaldo Cruz (FIOCRUZ); Manguinhos Brazil
3. Division of Geriatrics and Gerontology; Department of Medicine; Medical School; Universidade Federal de São Paulo; São Paulo Brazil