Published on in Vol 23, No 1 (2021): January
![The Role of Technology and Social Media Use in Sleep-Onset Difficulties Among Italian Adolescents: Cross-sectional Study The Role of Technology and Social Media Use in Sleep-Onset Difficulties Among Italian Adolescents: Cross-sectional Study](https://asset.jmir.pub/assets/b66c92889702315445b5a25f9af9fa67.png 480w,https://asset.jmir.pub/assets/b66c92889702315445b5a25f9af9fa67.png 960w,https://asset.jmir.pub/assets/b66c92889702315445b5a25f9af9fa67.png 1920w,https://asset.jmir.pub/assets/b66c92889702315445b5a25f9af9fa67.png 2500w)
1 Centre for Health and Social Care Management (CERGAS), SDA Bocconi School of Management, Bocconi University, Milan, Italy
2 Department of Public Health, Istituto di Ricerche Farmacologiche Mario Negri IRCCS, Milan, Italy
3 Department of Environmental Health Sciences, Istituto di Ricerche Farmacologiche Mario Negri IRCCS, Milan, Italy
4 Department of Health Psychology, Faculty of Health Science, University of Alicante, Alicante, Spain