Contaminated operating room boots.
Belkin
Nathan L
NL
D049673:History, 20th Century; D006801:Humans; D017053:Infection Control / Q000266:history; D009873:Operating Rooms / Q000266:history; D011481:Protective Clothing / Q000266:history*; D017751:Safety Management / Q000266:history*; D012775:Shoes / Q000266:history; D006113:United Kingdom