TY  - RPRT
TI  - Improved versus deteriorated physical functioning among long-term disabled elderly.
AU  - R F Boaz
PY  - 1994
DO  - 10.1097/00005650-199406000-00004
UR  - https://pubmed.ncbi.nlm.nih.gov/8189776/
ID  - 8189776
ER  -