Association of opioid use disorder with outcomes of hospitalizations for acute myocardial infarction in the United States Nameer Ascandar; Amulya Vadlakonda; Arjun Verma; Nikhil Chervu; Jacob S. Roberts; Sara Sakowitz; Catherine Williamson; Peyman Benharash;

Impact of SARS-CoV-2 on pregnancy and neonatal outcomes: An open prospective study of pregnant women in Brazil Ursula Trovato Gomez; Rossana Pulcineli Vieira Francisco; Fernanda Spadotto Baptista; Maria Augusta B.C. Gibelli; Silvia Maria Ibidi; Werther Brunow de Carvalho; Cristiane de Freitas Paganoti; Ester Cerdeira Sabino; Lea Campos de Oliveira da Silva; Thomas Jaenisch; Philippe Mayaud; Maria de Lourdes Brizot;

Differences in children and adolescents with SARS-CoV-2 infection: a cohort study in a Brazilian tertiary referral hospital Heloisa Helena de Sousa Marques; Maria Fernanda Badue Pereira; Angélica Carreira dos Santos; Thais Toledo Fink; Camila Sanson Yoshino de Paula; Nadia Litvinov; Claudio Schvartsman; Artur Figueiredo Delgado; Maria Augusta Bento Cicaroni Gibelli; Werther Brunow de Carvalho; Vicente Odone; Uenis Tannuri; Magda Carneiro-Sampaio; Sandra Grisi; Alberto José da Silva Duarte; Leila Antonangelo; Rossana Pucineli Vieira Francisco; Thelma Suely Okay; Linamara Rizzo Batisttella; Carlos Roberto Ribeiro de Carvalho; Alexandra Valéria Maria Brentani; Clovis Artur Silva; HC-FMUSP Pediatric COVID Study Group;