Diabetes is associated with elevated mortality, stroke, and osteoradionecrosis in squamous cell carcinomas of the head and neck: a systematic review and meta-analysis. - Bencze B; Cavalcante BGN; Róna V; Szabó B; Wenning AS; Hermann P; Varga G; Németh O; Hegyi P; Végh D (BMC oral health, 2026)