Low Seroprevalence of SARS-CoV-2 in Rhode Island blood donors during may 2020 as determined using multiple serological assay formats. - Nesbitt DJ; Jin DP; Hogan JW; Yang J; Chen H; Chan PA; Simon MJ; Vargas M; King E; Huard RC; Bandy U; Hillyer CD; et al. (BMC infectious diseases, 2021)