id	keyword
mkg-6768	ki-67
mkg-6768	adenoid
mkg-6768	carcinoma
mkg-6768	expression
mkg-6768	tumor
mkg-6768	cases
mkg-6768	prognosis
mkg-6768	cell
mkg-6768	score
mkg-6768	grading
mkg-6768	research