Smoking and medication-overuse headache: Exploring the potential link between nicotine dependence and analgesic overuse. - Hussein, Mona; Hassan, Amr; Magdy, Rehab; Dahshan, Ahmed; Yacoub, Osama; Abdelghaffar, Mohamed; Taha, Nourhan Abdelmohsen; Essmat, Ahmed; Fayez, May M.; Merghany, Nahla; Elgenidi, Anas; Moustafa, Ramez Reda; et al. (Cephalalgia, 2026)