Thinking about COVID-19 Scenario in Brazil: The Alternation between the Useful, the Uncertain and the Futile - Carvalho, Bruno Ramalho de; Fonseca, Fernanda Fernandes; Beltrão, Henrique de Barros Moreira (Revista Brasileira de Ginecologia e Obstetrícia / RBGO Gynecology and Obstetrics, 2020)