ABNORMAL PATENCY OF THE EUSTACHIAN TUBE: REPORT ON 41 CASES.
D001881:Borates; D000013:Congenital Abnormalities; D005064:Eustachian Tube; D006801:Humans; D020156:Salicylic Acid
D001881:Borates; D020156:Salicylic Acid
ABNORMALITIES; BORATES; EUSTACHIAN TUBE; SALICYLIC ACID