Professor Henryk Skarżyński, an otolaryngologist at the Institute of Physiology and Pathology of Hearing, notes: “Hearing disorders translate into serious social ailments.
Profesor Henryk Skarżyński, seorang dokter spesialis THT di Institute of Physiology and Pathology of Hearing, berkomentar, ” Gangguan pendengaran menyebabkan penyakit sosial yang serius.