TY  - RPRT
TI  - Pain assessment: current status and challenges.
AU  - Pat Hummel
AU  - Monique van Dijk
PY  - 2006
DO  - 10.1016/j.siny.2006.02.004
UR  - https://pubmed.ncbi.nlm.nih.gov/16647310/
ID  - 16647310
ER  -