Internet Addiction, Mental Health Help-Seeking, and Mental Health Problems Among Chinese Adolescents: Repeated Cross-Sectional Study

Afei Qin   ^{1, 2, 3, 4 *} , MD ;   Meiqi Wang   ^{1, 2, 3, 4 *} , MD ;   Lianlong Yu   ^{5, 6, 7, 8} , MD ;   Suyun Li   ⁵ , MM ;   Zhaolu Liu   ⁵ , MM ;   Shoujuan Zheng   ⁵ , MM ;   Ziming Shao   ¹ , MM ;   Cuixia Lv   ⁵ , MM ;   Long Sun   ^{1, 2, 3, 4} , PhD

¹ Department of Social Medicine and Health Management, School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China

² NHC Key Lab of Health Economics and Policy Research (Shandong University), Jinan, Shandong, China

³ Center for Health Management and Policy Research, Shandong University (Shandong Provincial Key New Think Tank), Jinan, Shandong, China

⁴ School (Institute) of Mental Health and Psychological Sciences, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China

⁵ Shandong Center for Disease Control and Prevention, Jinan, Shandong, China

⁶ School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China

⁷ School of Public Health, Shandong First Medical University & Shandong Academy of Medical Sciences, Jinan, Shandong, China

⁸ School of Public Health, Shandong Second Medical University, Weifang, Shandong, China

*these authors contributed equally