Evaluation of five immunoassays and one lateral flow immunochromatography for anti-SARS-CoV-2 antibodies detection Silvia Montolio Breva; Carmen Molina Clavero; Frederic Gómez Bertomeu; Ester Picó-Plana; Núria Serrat Orús; Inmaculada Palau Sánchez; Maria Teresa Mestre-Prad; Maria Teresa Sans-Mateu;