'Between 1956 and 1972 a team of researchers from New York University led (beginning in 1958) by Saul Krugman deliberately infected institutionalized, mentally disabled children at the Willowbrook State School on Staten Island with the hepatitis virus.'
https://www.nybooks.com/articles/2024/11/21/the-horrors-of-hepatitis-research-dangerous-medicine-sydney-halpern/