Comparative investigation of marginal adaptation of mineral trioxide aggregate (MTA) and Portland cement as root-end filling materials: A scanning electron microscopy (SEM) study
1The Department of Endodontics, Tabriz Dental School, Dental and Periodontal Research center, Tabriz University of Medical Sciences, Tabriz, Iran.
2The Department of Orthodontics, Tabriz Dental School, Dental and Periodontal Research center, Tabriz University of Medical Sciences, Tabriz, Iran.
Email: [email protected]