Effect of high vs low doses of Chloroquine Diphosphate as adjunctive therapy for patients hospitalized with severe acute respiratory Syndrome Coronavirus 2 (SARS-CoV-2) infection: a randomized clinical trial - Borba, Mayla Gabriela Silva; Val, Fernando Fonseca Almeida; Sampaio, Vanderson Souza; Alexandre, Marcia Almeida Araujo; Melo, Gisely Cardoso; Brito, Marcelo; Mourao, Maria Paula Gomes; Brito-sousa, Jose Diego; Baia-da-Silva, Djane Clarys; Hajjar, Ludhmila Abrahão (Jama network open, 2020)