B. Steen
发表
B. Steen,
1974
.
B. Steen,
U. Sonn,
B. Steen,
1996,
Aging.
Motor function in 90-year olds measured by optoelectronic kinesiology and activities of daily living
Michael Matousek,
B. Steen,
U. Sonn,
1994,
Aging.
M. M. Mielke,
B. Steen,
D. Gustafson,
2005,
Neurology.