If you believe that health care is a public good to be guaranteed by the state then a single-payer system is the next best alternative. Unfortunately it is fiscally unsustainable without rationing.
What we know from World War I is that some of our troops had acute symptoms of exposure to chemicals had bad health and died because of chemical exposure in World War I.
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I think that some of our soldiers die in the battlefield and some come home to bad health and die prematurely just by the nature of the kind of business they're in.