Veronesi L, Colucci ME, Pasquarella C, Caruso L, Mohieldin Mahgoub Ibrahim M, Zoni R, Pergreffi M, Arcuri C, Seidenari C, Viani I, Capobianco E, Mezzetta S, Affanni P. Virological surveillance of SARS-CoV-2 in an Italian northern area: comparison of Real Time RT PCR cycle threshold (Ct) values in three epidemic periods. Acta Biomed [Internet]. 2020 Jul. 20 [cited 2023 Feb. 27];91(9-S):19-21. Available from: 10138