id	keyword
bjos-8672664	doi
bjos-8672664	filler
bjos-8672664	composite
bjos-8672664	silica
bjos-8672664	properties
bjos-8672664	sci
bjos-8672664	zirconia
bjos-8672664	strength
bjos-8672664	resin
bjos-8672664	group
bjos-8672664	alumina