“…These operations and techniques have been summarized, beginning with Dr. Thornell's operation in 1948 [23], in which he did an endolaryngeal arytenoidectomy [1,2,3,4,5,6,7,8,9,10,17,18,19,20,21]. These operations and techniques have been summarized, beginning with Dr. Thornell's operation in 1948 [23], in which he did an endolaryngeal arytenoidectomy [1,2,3,4,5,6,7,8,9,10,17,18,19,20,21].…”