title: Otospongiosis surgery. Calibrated stapedotomy, or "piston transplatinaire".
authors: Service ORL, Pavillon B, Hôpital Nord, 42055 Saint-Étienne cedex 2, France. christian.martin@chu-st-etienne.fr
authors: C
authors: C
authors: Martin
authors: B
authors: B
authors: Fraysse