RT Book, Section A1 Overturf, Gary D. A2 Rudolph, Colin D. A2 Rudolph, Abraham M. A2 Lister, George E. A2 First, Lewis R. A2 Gershon, Anne A. SR Print(0) ID 7027517 T1 Chapter 279. Plague T2 Rudolph's Pediatrics, 22e YR 2011 FD 2011 PB The McGraw-Hill Companies PP New York, NY SN 978-0-07-149723-7 LK accesspediatrics.mhmedical.com/content.aspx?aid=7027517 RD 2024/04/19 AB Plague exists worldwide as continuing enzootic sylvatic disease in rodent-flea cycles that occasionally spreads into the human population. Yersinia pestis, the causative organism, is a nonmotile, gram-negative, non–spore-forming, coccobacillus.