TY  - RPRT
TI  - Looking at effectiveness: ideas from the couch.
AU  - J Firth-Cozens
PY  - 1996
DO  - 10.1136/qshc.5.1.55
UR  - https://pubmed.ncbi.nlm.nih.gov/10157274/
ID  - 10157274
ER  -