Chronic Asymptomatic Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Infection in the Immunocompromised Patient: New Challenges and Urgent Needs. (22nd June 2021) - Lodi, Lorenzo; Moriondo, Maria; Pucci, Alessandra; Pisano, Laura; Ricci, Silvia; Indolfi, Giuseppe; Azzari, Chiara