Pornamaze, T.; Yadegari, Z.; Ghasemi, A.; Sheykh-al-Eslamian, S. M.; Shojaeian, S. In Vitro Cytotoxicity and Setting Time Assessment of Calcium-Enriched Mixture Cement, Retro Mineral Trioxide Aggregate and Mineral Trioxide Aggregate. Iran Endod J 2017, 12, 488-492.