id	keyword
bjos-8642807	restorations
bjos-8642807	years
bjos-8642807	evaluation
bjos-8642807	resin
bjos-8642807	composite
bjos-8642807	bravo
bjos-8642807	caries
bjos-8642807	oral
bjos-8642807	usphs
bjos-8642807	alpha