Mawson, Stuart Radcliffe Diseases of the ear : a textbook of otology / by Stuart E. Maw son [and] Harold Ludman. - 4th. ed. - Chicago : Yearbook Madical Pub., 1979. - vi, 597 p. : ill. Subjects--Topical Terms: Ear Diseases National Library of Medicine Call No.: WV 200 / M449d 1979