Kawahara LT, Costa IBSDS, Barros CCS, Almeida GC, Bittar CS, Rizk SI, Testa L, Moniz CMV, Pereira J, Oliveira GMM, Diz MDPE, Guimarães PO, Pinto IM, Kalil Filho R, Hajjar LA, Hoff PM. Cancer and Cardiovascular Diseases during the COVID-19 Pandemic. Arq Bras Cardiol. 2020 Sep;115(3):547-557. English, Portuguese. PMID: 33027380; PMCID: PMC9363105.