A. Al-Zarqi, Rahma, Ali R. Al-Khatib, Ammar Abdulghani Alhamdani, and Rozita Hassan. 2025. “Effect of Nano Theobromine Incorporated into a Primer on Enamel Density (An In Vitro Study)”. Al-Rafidain Dental Journal 25 (1):119-31. https://doi.org/10.33899/rdenj.2024.149348.1258.