HedströmJGrenmanRRamsayH, et al. Concentration of free hCGbeta subunit in serum as a prognostic marker for squamous-cell carcinoma of the oral cavity and oropharynx. Int J Cancer. 1999;84(5):525-528.
2.
TurnerJHRossHRichmonJ. Secretion of beta-HCG from squamous cell carcinomas of the head and neck. Otolaryngol Head Neck Surg. 2010;143(1):169-170.
3.
HofmannUO’ConnorJPBiyaniCSHarndenPSelbyPWestonPM. Retroperitoneal metastatic squamous cell carcinoma of the tonsil (with elevated beta human chorionic gonadotrophin): a misdiagnosis as extra-gonadal germ cell tumour. J Laryngol Otol. 2006;120(10):885-887.
4.
SchollPDJurcoSAustinJR. Ectopic production of beta-HCG by a maxillary squamous cell carcinoma. Head Neck. 1997;19(8):701-705.
5.
FakhryCLacchettiCRooperLM, et al. Human papillomavirus testing in head and neck carcinomas: ASCO clinical practice guideline endorsement of the College of American Pathologists guideline. J Clin Oncol. 2018;36(31):3152-3161.
