TY  - RPRT
TI  - Achieving gains beyond response.
AU  - E S Paykel
PY  - 2002
DO  - 10.1034/j.1600-0447.106.s415.3.x
UR  - https://pubmed.ncbi.nlm.nih.gov/12492768/
ID  - 12492768
ER  -