TY  - RPRT
TI  - Problem-based learning: measurable outcomes.
AU  - R E Thomas
PY  - 1997
DO  - 10.1046/j.1365-2923.1997.00671.x
UR  - https://pubmed.ncbi.nlm.nih.gov/9488851/
ID  - 9488851
ER  -