Psichogiou M, Karabinis A, Pavlopoulou ID, Basoulis D, Petsios K, Roussos S, Pratikaki M, Jahaj E, Protopapas K, Leontis K, et al. Antibodies against SARS-CoV-2 among health care workers in a country with low burden of COVID-19. PLoS One [Internet]. 2020;15:e0243025.