Headaches from the standpoint of the otolaryngologist.
D004194:Disease; D004427:Ear Diseases; D006261:Headache / Q000209:etiology*; D006801:Humans; D009668:Nose Diseases; D010254:Paranasal Sinus Diseases; D010256:Paranasal Sinuses
EAR/diseases; HEADACHE/etiology and pathogenesis; NOSE/diseases; PARANASAL SINUSES/diseases