18.
Skarzynski H, Olszewski L, Skarzynski PH, Lorens A, Piotrowska A, Porowski M i wsp. Direct round window stimulation with the Med-El Vibrant Soundbridge: 5 years of experience using a technique without interposed fascia. Eur Arch Otorhinolaryngol, 2014; 271(3): 477–82.