Retrospective Seroprevalence of Orthopoxvirus Antibodies among Key Populations, Kenya oleh Kristi Loeb, Kieran A. Milner, Candice Lemaille, Brielle Martens, Derek Stein, Julie Lajoie, Souradet Y. Shaw, Anne W. Rimoin, Placide Mbala-Kingebeni, Nicole A. Hoff, Ryan S. Noyce, Keith R. Fowke, Joshua Kimani, Lyle McKinnon, Jason Kindrachuk