R A Keith
发表
R E Skinner,
R A Keith,
1977
.
R A Keith,
R. Keith,
K S Cowell,
1987,
Social science & medicine.
R A Keith,
R. Keith,
1994,
Archives of physical medicine and rehabilitation.
S R Hinderer,
R A Keith,
M. Johnston,
1992,
Archives of physical medicine and rehabilitation.
R A Keith,
R. Keith,
1995,
American journal of physical medicine & rehabilitation.
R A Keith,
R. Keith,
1998,
Archives of physical medicine and rehabilitation.