Adverse effects of heat and cold on military operations: history and current solutions.
D003080:Cold Temperature / Q000009:adverse effects*; D049672:History, 19th Century; D049673:History, 20th Century; D049690:History, Ancient; D006358:Hot Temperature / Q000009:adverse effects*; D006801:Humans; D008889:Military Personnel; D014481:United States; D014857:Warfare