IMPHAL: Union health minister Harsh Vardhan has said the Centre is committed to taking forward all proposals made by Manipur CM N Biren Singh and MP RK Ranjan Singh regarding enhancement of medical facilities in the state. In the last five years, the northeastern states have witnessed phenomenal development under Prime Minister Narendra Modi, he told reporters, adding the Centre is determined to help the Regional Institute of Medical Sciences (RIMS) here achieve greater heights. Vardhan was addressing the 48th Foundation Day Celebration and Graduation Ceremony of RIMS in Imphal. Biren sought Harsh Vardhan's intervention for the early commencement of air ambulance service with RIMS as one of the centres.