id	keyword
bjos-8661431	caries
bjos-8661431	children
bjos-8661431	dmft+dmft
bjos-8661431	health
bjos-8661431	age
bjos-8661431	doi
bjos-8661431	mean
bjos-8661431	pufa
bjos-8661431	prevalence
bjos-8661431	study
bjos-8661431	lagos
bjos-8661431	index
bjos-8661431	dent
bjos-8661431	hygiene