TY  - RPRT
TI  - Clinical research: issues in data collection.
AU  - J N Weinstein
AU  - R A Deyo
PY  - 2000
DO  - 10.1097/00007632-200012150-00004
UR  - https://pubmed.ncbi.nlm.nih.gov/11124725/
ID  - 11124725
ER  -