Continuous or interrupted suture technique for hepaticojejunostomy during pancreatoduodenectomy (HEKTIK trial): study protocol of a randomized controlled multicenter trial - Brunner, Maximilian; Golcher, Henriette; Krautz, Christian; Kersting, Stephan; Weber, Georg F.; Grützmann, Robert (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2022)