Isolated specific IgA against respiratory viruses, Influenza or SARS-CoV-2, present in the saliva of a fraction of healthy and asymptomatic volunteers - Zorgi, Nahiara Esteves; Meireles, Luciana Regina; Durigon, Danielle Bruna Leal de Oliveira; Araujo, Danielle Bastos; Durigon, Edison Luiz; Andrade Junior, Heitor Franco de (Clinics, 2022)