Davaji M, Valizadeh M, Karimpour S. Detection and Endodontic Treatment of Unusual Anatomic Variations in Second Premolars: A Case Report. Iran Endod J [Internet]. 2023 Sep. 25 [cited 2026 Jun. 14];18(4):254-8. Available from: https://journals.sbmu.ac.ir/iej/article/view/41716