HAMERLA, ANNA, JULIA GAWRON, RADOSŁAW SZYDŁOWSKI, MAGDALENA BODERA, HANNA PORWOLIK, AGATA PORWOLIK, BARTŁOMIEJ CZARNECKI, ANNA KAŹMIERSKA, ŁUKASZ GRAJCAREK, and PATRYK CYRAN. 2026. “The Effect of Excessive Smartphone Use on Mental Wellbeing, Sleep Quality and Active Lifestyle Behaviours”. Pakistan Journal of Medical & Health Sciences 20 (01):3-6. https://doi.org/10.53350/pjmhs02026201.2.