id	keyword
bam-8982	muscle
bam-8982	doi
bam-8982	stiffness
bam-8982	age
bam-8982	properties
bam-8982	fibers
bam-8982	increase
bam-8982	force
bam-8982	changes
bam-8982	aging
bam-8982	muscle stiffness
bam-8982	tendon
bam-8982	model
bam-8982	et al
bam-8982	physiol
bam-8982	tissue
bam-8982	joint
bam-8982	ecm