TY  - RPRT
TI  - Beyond measurement: fourth-generation evaluation in nursing.
AU  - T Koch
PY  - 1994
DO  - 10.1046/j.1365-2648.1994.20061148.x
UR  - https://pubmed.ncbi.nlm.nih.gov/7860862/
ID  - 7860862
ER  -