Neuroendocrine Carcinoma of the Submandibular Gland in an Older Adult: A Rare Case and Literature Review. - Moi, Rossana; Raponi, Ingrid; Perfetti, Alessandra; Giacinti, Silvana; Battista, Michele; Alò, Piero Luigi; Marzetti, Andrea (American Journal of Case Reports, 2026)