id	keyword
mkg-39676	scaffold
mkg-39676	cha
mkg-39676	bone
mkg-39676	tissue
mkg-39676	strength
mkg-39676	compressive
mkg-39676	engineering
mkg-39676	cha scaffold
mkg-39676	gelatin
mkg-39676	ratio
mkg-39676	biodegradation
mkg-39676	chitosan
mkg-39676	hydroxyapatite
mkg-39676	properties
mkg-39676	value