Ferrari Pedrini, P.; Berendonk, C.; Ehle Roussy, A.; Gabutti, L.; Hugentobler, T.; Küng, L.; Muggli, F.; Neubauer, F.; Ritter, S.; Ronga, A.; Rothenbühler, A.; Savopol, M.; Späth, H.; Stricker, D.; Widmer, D.; Stoller, U.; Hans Beer, J. Swiss General Internal Medicine Board Examination: Quantitative Effects of Publicly Available and Unavailable Questions on Question Difficulty and Test Performance. Swiss Med Wkly 2022, 152, w30118.