Case Report: Discovery a Novel SARS-CoV-2 Variant in a Six-Months Long-Term Swab Positive Female Suffering From Non-Hodgkin Lymphoma. - Capoluongo E; Nardelli C; Esposito MV; Buonomo AR; Gelzo M; Pinchera B; Zappulo E; Viceconte G; Portella G; Setaro M; Gentile I; Castaldo G (Frontiers in oncology, 2021)