Occult neck disease.
Eckel
H E
HE
D002294:Carcinoma, Squamous Cell / Q000453:epidemiology / Q000556:secondary*; D006258:Head and Neck Neoplasms / Q000453:epidemiology / Q000556:secondary*; D006801:Humans; D007822:Laryngeal Neoplasms / Q000473:pathology*; D016015:Logistic Models; D011336:Probability