id	keyword
mkg-745	group
mkg-745	chitosan
mkg-745	spirulina
mkg-745	bone
mkg-745	treatment
mkg-745	gel
mkg-745	collagen
mkg-745	healing
mkg-745	number
mkg-745	extraction
mkg-745	combination
mkg-745	tooth
mkg-745	osteoclasts
mkg-745	tissue