D'Amato, Smeralda, Raffaele Squeri, Vincenza La Fauci, Giuseppe Pantò, Ennrica Maria Esposito, Federica Denaro, Giovanna Visalli, et al. “COVID-19 Serological Evaluation in a Cohort of Vaccinated and Seropositive Healthcare Workers ”. Acta Biomedica Atenei Parmensis 92, no. S6 (October 19, 2021): e2021415. Accessed May 13, 2025. https://mattioli1885journals.com/index.php/actabiomedica/article/view/12261.