id	keyword
mkg-878	group
mkg-878	osteoblast
mkg-878	soybean
mkg-878	bone
mkg-878	cells
mkg-878	extraction
mkg-878	number
mkg-878	tooth
mkg-878	process
mkg-878	feeding
mkg-878	control
mkg-878	treatment
mkg-878	estrogen
mkg-878	days