doi: 10.1093/cid/ciac074. Affiliations Affiliations 1 Johns Hopkins University School of Medicine, Baltimore, Maryland, USA. 2 University of Iowa Hospitals and Clinics, Iowa City, Iowa, USA. 3 University of Illinois College of Medicine at Chicago, Chicago, Illinois, USA. 4 National Opinion Research Center, University of Chicago, Chicago, Illinois, USA. 5 Carver College of Medicine, University of Iowa, Iowa City, Iowa, USA. 6 Emory University School of Medicine, Atlanta, Georgia, USA.