The Surgical Diseases of the Ear / by Prof. Von Tröltsch. The Mechanism of the Ossicles and the Membrana Tympani/fr-ca/the-surgical-diseases-of-the-ear-%2F-by-prof.-von-tr%C3%B6ltsch.-the-mechanism-of-the-ossicles-and-the-membrana-tympani/97CF545E-315F-4A68-9730-B333716B8E60.html97CF545E-315F-4A68-9730-B333716B8E60
The Surgical Diseases of the Ear / by Prof. Von Tröltsch. The Mechanism of the Ossicles and the Membrana Tympani