id	keyword
bjos-8670869	color
bjos-8670869	shade
bjos-8670869	composite
bjos-8670869	dent
bjos-8670869	resins
bjos-8670869	vita
bjos-8670869	doi
bjos-8670869	guide
bjos-8670869	classical
bjos-8670869	variation
bjos-8670869	brazil
bjos-8670869	study