Wahyudi, E., Z. Saam, N. Nofrizal, J. Juandi, and T. Thamrin. “The Effects of Smartphones/Gadgets Use on Senior High School Students in Padang City”. Open Access Macedonian Journal of Medical Sciences, vol. 11, no. E, Feb. 2023, pp. 249-56, doi:10.3889/oamjms.2023.11395.