id	keyword
bjos-8642334	pain
bjos-8642334	dentists
bjos-8642334	physicians
bjos-8642334	training
bjos-8642334	study
bjos-8642334	patients
bjos-8642334	professional
bjos-8642334	orofacial
bjos-8642334	volunteers
bjos-8642334	practice
bjos-8642334	sample
bjos-8642334	area