id	keyword
bjos-8641630	caries
bjos-8641630	removal
bjos-8641630	method
bjos-8641630	caries removal
bjos-8641630	papacarie
bjos-8641630	study
bjos-8641630	pain
bjos-8641630	time
bjos-8641630	evaluation
bjos-8641630	dent