The COVID-19 pandemic began in December 2019 with several cases of a pneumonia of unknown etiology in Wuhan, China 1 . The causative agent was quickly identified using molecular techniques as the Betacoronavirus SARS-CoV-2 2 . This discovery was followed by a global effort to develop accurate molecular diagnostics at tremendous scale and pace in order to diagnose acute infection and contain spread of the virus. Questions about serological testing followed soon after
