Longitudinal determination of seroprevalence and immune response to SARS-CoV-2 in a population of food and retail workers through decentralized testing and transformation of ELISA datasets - Abdelhadi Djaïleb; Megan-Faye Parker; Étienne Lavallée; Matthew Stuible; Yves Durocher; Mathieu Thériault; Kim Santerre; Caroline Gilbert; Denis Boudreau; Mariana Baz; Jean-Francois Masson; Marc-André Langlois; et al. (PLoS ONE)