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. 2020 Feb 26;6:43. doi: 10.1186/s40792-020-00805-0

Fig. 2.

Fig. 2

Intraoperative pictures before and after resection of the diverticulum. a Diverticulum with a defective area of muscular layer (star) and the area of the right recurrent laryngeal nerve (arrowheads). b Area of the right inferior laryngeal nerve (arrowheads) and nearby sutured longitudinal muscles