TY  - RPRT
TI  - The case formulation approach: issues of reliability and validity.
AU  - S B Messer
PY  - 1991
DO  - 10.1037//0003-066x.46.12.1348
UR  - https://pubmed.ncbi.nlm.nih.gov/1801618/
ID  - 1801618
ER  -