TY  - RPRT
TI  - Evaluating health interventions: exploiting the potential.
AU  - Alan Maynard
AU  - David McDaid
PY  - 2003
DO  - 10.1016/s0168-8510(02)00068-4
UR  - https://pubmed.ncbi.nlm.nih.gov/12543534/
ID  - 12543534
ER  -