id	keyword
bam-14300	tube
bam-14300	eustachian
bam-14300	ear
bam-14300	function
bam-14300	muscle
bam-14300	pressure
bam-14300	role
bam-14300	opening
bam-14300	water
bam-14300	thermal
bam-14300	dysfunction
bam-14300	media