justice demands both that these not provide advantages only to those who can afford them and that such research should not unduly involve persons from groups unlikely to be among the beneficiaries of subsequent applications of the research.
So... if I need to study, IDK, autism, and I need a control group without autism. I can't have one because the research won't benefit people without autism.
So... if I need to study, IDK, autism, and I need a control group without autism. I can't have one because the research won't benefit people without autism.