R. Sungur Güzel, B. Çanakçı, Özgür Er, and E. Arılı Öztürk, “Effect of separated instruments on periapical pH using calcium hydroxide as an intracanal medicament in curved root canals: Separated instruments and pH”, S. Afr. dent. j., vol. 78, no. 04, Jun. 2023.