Ty Baker!!
Link to Irish vaccine trials - there were a number of vaccine trials performed in the mother & baby homes (aka launderies) in Ireland.
Chapter 34 of the report is specifically on those trials, systematic, and at least 13 of them:
https://assets.gov.ie/118659/7a181112-91ae-4d69-a058-caf62003f0b1.pdf
The chapter is 58 pages long.