Tehran University of Medical Sciences Frontiers in Dentistry 2676-296X 11 3 2014 06 15 343 54 Habib Ollah Ghanbari Associate Professor, Department of Periodontics, Dental Research Center, School of Dentistry, Mashhad University of Medical Sciences, Mashhad, Iran. Morteza Taheri Associate Professor, Department of Periodontics, Dental Research Center, School of Dentistry, Mashhad University of Medical Sciences, Mashhad, Iran. Salman Abolfazli Assistant Professor, Department of Periodontics, Dental Research Center, School of Dentistry, Ahvaz University of Medical Sciences, Ahvaz, Iran. Saeed Asgary Professor, Department of Endodontics, Iranian Center for Endodontic Research, Research Institute of Dental Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran. Maryam Gharechahi Assistant Professor, Department of Endodontics, Dental Research Center, School of Dentistry, Mashhad University of Medical Sciences, Mashhad, Iran. 2015 10 16 This study aimed to compare the efficacy of MTA and CEM cement in Class II furcation defects in human mandibular molars.Forty furcation defects were treated in 16 patients with chronic periodontitis. The clinical parameters of probing depth (PD), vertical and horizontal clinical attachment levels (VCAL and HCAL), open vertical and horizontal furcation depths (OVFD and OHFD), and gingival margin level (GML) were measured at baseline and at 3- and 6-month (re-entry surgery) postoperatively. Data were analyzed at a significance level of P https://fid.tums.ac.ir/index.php/fid/article/view/444 https://fid.tums.ac.ir/index.php/fid/article/download/444/420