Unveiling the silent threat among us: leveraging health information technology in the search for asymptomatic COVID 19 healthcare workers. - Jon W. McKeeby; Christopher M. Siwy; Josanne Revoir; Seth D. Carlson; Maria D. Joyce; Heike Bailin; Karen M. Frank; Mike Krumlauf; Ann Marie Matlock; Laura M. Lee; Mary Sparks; Tony Barnes; et al. (J. Am. Medical Informatics Assoc., 2021)