The story of triplets who were unwitting subjects in a research study incites outrage, but the researchers were constrained by regulations we now see as wrong
Source:
https://www.newscientist.com/article/2208369-three-identical-strangers-was-the-twin-separation-study-ethical/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home