id	keyword
bjos-8650502	caries
bjos-8650502	children
bjos-8650502	portuguese
bjos-8650502	art
bjos-8650502	restorations
bjos-8650502	class
bjos-8650502	health
bjos-8650502	treatment
bjos-8650502	teeth
bjos-8650502	parents
bjos-8650502	doi
bjos-8650502	research
bjos-8650502	hygiene