@book{17087,
	author = {POORVI, SAXENA},
	title = {TO EVALUATE AND COMPARE EFFICIENCY OF SINGLE VS MULTIPLE RETREATMENT FILE SYSTEM IN REMOVAL OF GUTTA-PERCHA WITH IN THE ROOT CANAL WITH AND WITHOUT ULTRASONIC ACTIVATION },
	publisher = {SGT UNIVERSITY GURUGRAM },
	year = {2018},
	address = {DELHI NCR}
}