A comparison between the effectiveness of vibration with Dentalvibe and benzocaine gel in relieving pain associated with mandibular injection: a randomized clinical trial - Albab, Rahaf Dak-; Monaqel, Mohammad Bashier Al-; Koshha, Rana; Shakhashero, Hisham; Soudan, Rania (Anaesthesia, Pain & Intensive Care, 2019)