Association Between Problematic TikTok Use and Procrastination, Loneliness, and Self-Esteem: A Moderation Analysis by Sex and Generation. - Katsiroumpa, Aglaia; Katsiroumpa, Zoe; Koukia, Evmorfia; Mangoulia, Polyxeni; Gallos, Parisis; Moisoglou, Ioannis; Galanis, Petros (European Journal of Investigation in Health, Psychology & Education (EJIHPE), 2025)