Serous otitis as a cause of catarrhal deafness in childhood.

[1]  G. Bateman.  Secretory Otitis Media , 1957, The Journal of Laryngology & Otology.

[2]  G. Aschan.  The eustachian tube; histological findings under normal conditions and in otosalpingitis. , 1954, Acta oto-laryngologica.

[3]  J. Hinton.  The Questions of Aural Surgery , 1875, Glasgow Medical Journal.