AUTHOR=Mazzarella Maria Cristina , Cristiano Stefano , Rea Dilia , Mazzarella Nicola , Addeo Martina , Iannelli Silvia , Falco Geppino , Brancaccio Mariarita , Angrisano Tiziana TITLE=Pilot study: a descriptive-retrospective analysis of SARS-CoV-2 variants distribution and phylogenesis in the Phlegraean area JOURNAL=Frontiers in Molecular Biosciences VOLUME=Volume 12 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/molecular-biosciences/articles/10.3389/fmolb.2025.1536953 DOI=10.3389/fmolb.2025.1536953 ISSN=2296-889X