Symptom network between problematic smartphone use and poor sleep quality in adolescents with depression. - Zhou, Yongjie; Gong, Jian; Shao, Jing; Yan, Nan; Meng, Linlin; He, Kongliang; Shen, Ying; Wei, Qian; Zhang, Chunyan; Lei, Xuan; Cao, Yuehua; Wang, Yanni (BMC Psychiatry, 2025)