P114. RECONSTRUCTION OF THE HEMILARYNX AFTER HEMILARYNGECTOMY FOR UNILATERAL ADVANCED LARYNX TUMORS. THE LEARNING CURVE AFTER 100 CASES OF HEMILARYNGEAL RECONSTRUCTION BY A PREFABRICATED TRACHEA. (1st April 2022) - Schouppe, Ernest; Vranckx, Jan Jeroen; Meulemans, Jeroen; Nevens, Thomas; Delaere, Pierre