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So, what are potential ethical problems with this? A thread on #humanchallenge against #COVID19 1/n
The most obvious one is the level of risk: we usually consider that there is a maximum level there, which even very well-informed volunteers cannot be allowed to overstep. We have the right to refuse human sacrifice in our name.
Would a human challenge study overstep this maximum? That’s actually not so clear. It is not an exact threshold, but one on which reasonable people can disagree.
