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Problematic Smartphone Use Is Associated With Current and Previous Major Depressive Disorder
Su Jeong Seong, Jin Pyo Hong, Bong-Jin Hahm, Sung Man Chang, Byung-Soo Kim, Dong-Woo Lee, Seong-Jin Cho, Jong-Ik Park, Jee Eun Park, Hong Jin Jeon
Psychiatry Investig. 2025;22(7):813-820.   Published online July 16, 2025
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Validation of Self-Reported Smartphone Usage Against Objectively-Measured Smartphone Usage in Hong Kong Chinese Adolescents and Young Adults
Paul H. Lee, Andy C. Y. Tse, Cynthia S. T. Wu, Yim Wah Mak, Uichin Lee
Psychiatry Investig. 2021;18(2):95-100.   Published online February 2, 2021
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