Surgical reporting for laparoscopic cholecystectomy based on phase annotation by a convolutional neural network (CNN) and the phenomenon of phase flickering: a proof of concept. - Maximilian Berlet; Thomas Vogel 003; Daniel Ostler; Tobias Czempiel; M. Kähler; Stephan Brunner; Hubertus Feussner; Dirk Wilhelm; Michael Kranzfelder (Int. J. Comput. Assist. Radiol. Surg., 2022)