id	keyword
mkg-1971	macrophages
mkg-1971	zinc
mkg-1971	oral
mkg-1971	znso4
mkg-1971	ulcer
mkg-1971	rats
mkg-1971	journal
mkg-1971	healing
mkg-1971	inflammation
mkg-1971	wound
mkg-1971	condition
mkg-1971	diabetes