id	keyword
mkg-55987	prp
mkg-55987	collagen
mkg-55987	expression
mkg-55987	type
mkg-55987	growth
mkg-55987	fgf-2
mkg-55987	healing
mkg-55987	platelet
mkg-55987	plasma
mkg-55987	ulcer
mkg-55987	days
mkg-55987	factors
mkg-55987	rats
mkg-55987	treatment
mkg-55987	wistar