id	keyword
bjos-8676454	mta
bjos-8676454	bioactive
bjos-8676454	cell
bjos-8676454	45s5
bjos-8676454	glass
bjos-8676454	doi
bjos-8676454	materials
bjos-8676454	viability
bjos-8676454	nbg
bjos-8676454	pulp
bjos-8676454	niobium
bjos-8676454	bioglass
bjos-8676454	study
bjos-8676454	group
bjos-8676454	fibroblasts