id	keyword
bjos-8657267	dental
bjos-8657267	tooth
bjos-8657267	bleaching
bjos-8657267	treatment
bjos-8657267	oral
bjos-8657267	health
bjos-8657267	desire
bjos-8657267	students
bjos-8657267	university
bjos-8657267	satisfaction
bjos-8657267	study
bjos-8657267	appearance
bjos-8657267	individuals