Cross-reactive antibodies to SARS-CoV-2 and MERS-CoV in Pre-COVID-19 blood samples from sierra leoneans - Borrega, Rodrigo; Nelson, Diana K. S.; Koval, Anatoliy P.; Bond, Nell G.; Heinrich, Megan L.; Rowland, Megan M.; Lathigra, Raju; Bush, Duane J.; Aimukanova, Irina; Phinney, Whitney N.; Sabino-Santos Junior, Gilberto (Viruses, 2021)