1. A Case of an Incidentally Removed Lingual Osseous Choristoma
   Tomotaka Hemmi et al, 2020, Case Reports in Otolaryngology CrossRef
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   Patricia Martínez Artal et al, 2022, Revista Española de Cirugía Oral y Maxilofacial CrossRef
3. Osteocartilaginous choristoma of palatine tonsil: A rare entity
   Ashima Batra et al, 2024, Annals of the National Academy of Medical Sciences (India) CrossRef