Efficacy of Oral Mucoadhesive N-acetylcysteine Tablets in Treatment of Recurrent Aphthous Stomatitis: A Randomized Double-Blind, Placebo-Controlled Clinical Trial - Eslami, Gohar; Ghorbani, Anahita; Akbari, Jafar; Farmoudeh, Ali; Faghih, Fereshteh; Moghimi, Minoo (Frontiers in Dentistry, 2023)