فهرس المقالات Postoperative pain حرية الوصول المقاله صفحة الملخص نص كامل 1 - Evaluating the effect of different cryotherapy methods on postoperative pain in one-visit root canal treatment of mandibular molars with symptomatic irreversible pulpitis Mahnaz sadat Hoseini Parisa Ranjbarian Amin Mortaheb Ebrahim Yousefi 10.30486/cofs.2023.1989712.1009