RT Journal Article SR Electronic T1 Epidemiological trends in notified syphilis diagnoses during the COVID-19 pandemic in Brazil JF Sexually Transmitted Infections JO Sex Transm Infect FD BMJ Publishing Group Ltd SP sextrans-2021-055240 DO 10.1136/sextrans-2021-055240 A1 Célia Márcia Fernandes Maia A1 Nelson Pereira Marques A1 Verônica Oliveira Dias A1 Daniella R. Barbosa Martelli A1 Eduardo Araújo Oliveira A1 Hercílio Martelli-Júnior YR 2021 UL http://sti.bmj.com/content/early/2021/08/23/sextrans-2021-055240.abstract AB