Myopic rescuers.
Silverman
W A
WA
D004196:Disease Outbreaks / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009426:Netherlands / Q000453:epidemiology; D011052:Poliomyelitis, Bulbar / Q000453:epidemiology / Q000266:history*; D012121:Respiration, Artificial / Q000266:history*; D013548:Sweden / Q000453:epidemiology