In 1908, three Philadelphia researchers infected dozens of children with tuberculin at the St. Vincent's House orphanage in Philadelphia, causing permanent blindness in some of the children and painful lesions and inflammation of the eyes in many of the others.
1908年，三名費城研究人員在St. Vincent's House孤兒院用結核菌素感染了幾十名兒童，導致了一些孩子永久失明和其他很多孩子痛苦地病變和眼睛發炎。