id	keyword
mkg-35741	coffee
mkg-35741	group
mkg-35741	plaque
mkg-35741	robusta
mkg-35741	test
mkg-35741	gingival
mkg-35741	extract
mkg-35741	tg75
mkg-35741	bean
mkg-35741	results
mkg-35741	control
mkg-35741	index
mkg-35741	toothpaste
mkg-35741	inflammation