id	keyword
mkg-20688	scaffold
mkg-20688	chitosan
mkg-20688	bone
mkg-20688	vera
mkg-20688	aloe
mkg-20688	groups
mkg-20688	vegf
mkg-20688	vera scaffold
mkg-20688	control
mkg-20688	aloe vera
mkg-20688	day
mkg-20688	chitosan scaffold
mkg-20688	treatment
mkg-20688	healing
mkg-20688	cells
mkg-20688	tooth