id	keyword
bjos-8678111	hearing
bjos-8678111	maxillary
bjos-8678111	expansion
bjos-8678111	rme
bjos-8678111	studies
bjos-8678111	maxillary expansion
bjos-8678111	loss
bjos-8678111	patients
bjos-8678111	analysis
bjos-8678111	years
bjos-8678111	hearing loss
bjos-8678111	function
bjos-8678111	bias
bjos-8678111	effects
bjos-8678111	improvement
bjos-8678111	children
bjos-8678111	risk
bjos-8678111	mean
bjos-8678111	group