TY  - RPRT
TI  - Developing an initial physical function item bank from existing sources.
AU  - Rita K Bode
AU  - David Cella
AU  - Jin-shei Lai
AU  - Allen W Heinemann
PY  - 2003
UR  - https://pubmed.ncbi.nlm.nih.gov/12748405/
ID  - 12748405
ER  -