TY  - RPRT
TI  - Is your knowledge up to date?
AU  - Ron J M Knevel
AU  - Annemieke Kuijkens
PY  - 2003
DO  - 10.1034/j.1601-5037.2003.00011.x
UR  - https://pubmed.ncbi.nlm.nih.gov/16451551/
ID  - 16451551
ER  -