Nababan, I., Molek and Sharon Altin Taqwani 2023. The Relationship between Self-Confidence and Teeth Stain Caused by Coffee Consumption and Smoking on Dentistry Student of Universitas Prima Indonesia. Community Medicine and Education Journal. 5, 1 (Nov. 2023), 387-391. DOI:https://doi.org/10.37275/cmej.v5i1.423.