Alternative definitions of sarcopenia, lower extremity performance, and functional impairment with aging in older men and women
Journal article published in 2007 by
M. J. Delmonico,
T. B. Harris,
J. S. Lee,
Marjolein Visser 
,
M. Nevitt,
S. B. Kritchevsky,
F. A. Tylavsky,
A. B. Newman
,
M. Nevitt,
S. B. Kritchevsky,
F. A. Tylavsky,
A. B. Newman
