TY  - RPRT
TI  - Control groups in psychosocial intervention research: ethical and methodological issues.
AU  - L L Street
AU  - J B Luoma
PY  - 2002
DO  - 10.1207/s15327019eb1201_1
UR  - https://pubmed.ncbi.nlm.nih.gov/12171079/
ID  - 12171079
ER  -