The sort of thinking at the time was 'Well we're giving you access to medical care which you wouldn't otherwise be able to get so your payment is that we get to use you in research.'
Medical research in the twentieth century mostly takes place in the lab in the Renaissance though researchers went first and foremost to the library to see what the ancients had said.
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We ought to be providing protective sanctuaries for the Kurdish rebels. That means finding some places where they can come and to which we will then be able to provide food and water and medical help.