TY  - RPRT
TI  - Negative and positive eugenic programs for mental defectives.
AU  - F E KRATTER
PY  - 1960
DO  - 10.1080/00221309.1960.9711816
UR  - https://pubmed.ncbi.nlm.nih.gov/13754043/
ID  - 13754043
ER  -