Association between Problematic Smartphone Use and Physical Activity among Adolescents: A Path Analysis Based on the 2020 Korea Youth Risk Behavior Web-Based Survey
Ahnhyun Jeong, Soorak Ryu, Solji Kim, Hoon-Ki Park, Hwan-Sik Hwang, Kye-Yeung Park
Korean J Fam Med. 2023;44(5):268-273.   Published online 2023 Jul 21     DOI:
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Does Excessive Smartphone Use Reduce Physical Activity in Adolescents?
Soo Young Kim
Korean Journal of Family Medicine.2023; 44(5): 247.     CrossRef