Angelia Silvanasari, Irwina, and Trisna Vitaliati. 2019. “Strengthening Factors Related To The Addiction Of Using Smartphone In Teens With A Precede Proceed Model Approach”. Jurnal Kesehatan Dr. Soebandi 7 (1):30-35. https://doi.org/10.36858/jkds.v7i1.137.