TY  - RPRT
TI  - Current concepts in validity and reliability for psychometric instruments: theory and application.
AU  - David A Cook
AU  - Thomas J Beckman
PY  - 2006
DO  - 10.1016/j.amjmed.2005.10.036
UR  - https://pubmed.ncbi.nlm.nih.gov/16443422/
ID  - 16443422
ER  -