Al-Qazzaz SF, Hassan AM. Detection of early occlusal caries of the first permanent molar using different techniques (An in vivo study). J Bagh Coll Dent [Internet]. 2019 Mar. 15 [cited 2024 May 4];31(1):1-8. Available from: https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/2570