The optimization of an electrochemical aptasensor to detect RBD protein S SARS-CoV-2 as a biomarker of COVID-19 using screen-printed carbon electrode/AuNP: Original scientific paper. Journal of Electrochemical Science and Engineering, [S. l.], v. 12, n. 1, p. 219–235, 2022. DOI: 10.5599/jese.1206. Disponível em: https://pub.iapchem.org/ojs/index.php/JESE/article/view/1206. Acesso em: 9 jun. 2026.