Comparison of plasma clearance of [51Cr]CrEDTA based on three, two and single samples to measure the glomerular filtration rate in patients with solid tumors: a prospective cross-sectional analysis Anne C. Gomes; George B. Coura Filho; Luiz A. Gil Junior; Renato A. Caires; Emmanuel A. Burdmann; Carlos A. Buchpiguel; Veronica T. Costa e Silva; Marcelo T. Sapienza;

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;