Prevalence of propranolol use and self-prescription and its association with anxiety among medical students in Egypt: a cross-sectional study. - Belal, Mohamed Mohamed; Khalefa, Basma Badrawy; Bashir, Mohamed Nabih; Sayed, Ali A.; Khatatbeh, Abdallah Ahmad; Baraka, Azza; Bahbah, Eshak I.; Meshref, Mostafa (Discover Psychology, 2026)