Choosing the best strength measure in frail older persons: importance of task specificity.
Chandler
J
J
Department of Epidemiology, Merck Research Labs, Blue Bell, Pennsylvania, USA.
Duncan
P
P
Studenski
S
S
D000368:Aged / Q000502:physiology*; D006801:Humans; D009043:Motor Activity / Q000502:physiology; D009132:Muscles / Q000502:physiology*; D012107:Research Design; D013647:Task Performance and Analysis