Effect of Propolis Extract in Combination with Eugenol-Free Dressing (Coe-PakTM) on Pain and Wound Healing after Crown-Lengthening: A Randomized Clinical Trial Journal title: Journal of Dentistry, Shiraz University of Medical Sciences Authors: Mitra Askari, Anna Saffarpour, Jalal Purhashemi, Atena Beyki Subject(s):