Bleijenberg AG, IJspeert JE, van Herwaarden YJ, et al. Personalised surveillance for serrated polyposis syndrome: results from a prospective 5-year international cohort study. Gut 2020;69:112–21. doi:10.1136/gutjnl-2018-318134
The author name Iris D Nagetaal should be Iris D Nagtegaal.