TY  - RPRT
TI  - Self-injurious behavior. Introduction.
AU  - D J Luchins
PY  - 1990
DO  - 10.1016/0278-5846(90)90088-x
UR  - https://pubmed.ncbi.nlm.nih.gov/2097675/
ID  - 2097675
ER  -