Corrigendum to "Presymptomatic viral shedding and infective ability of SARS-CoV-2; a case report" [Heliyon 7, (2), (February 2021), Article e06328]. Issue 2 (February 2022) - Nissen, Karolina; Hagbom, Marie; Krambrich, Janina; Akaberi, Dario; Sharma, Sumit; Ling, Jiaxin; Hoffman, Tove; Lundkvist, Åke; Svensson, Lennart; Bondeson, Kåre; Salaneck, Erik