TY  - RPRT
TI  - Pain in the elderly.
AU  - E M Nation
AU  - C A Warfield
PY  - 1989
DO  - 10.1080/21548331.1989.11703749
UR  - https://pubmed.ncbi.nlm.nih.gov/2501319/
ID  - 2501319
ER  -