Beulen, JWJYauw, JSElders, PJMFeenstra, TSlieker, RCMoons, KGMNijpels, Gvan de Heijden, AA2025-03-272025-03-2720213390494610.1007/s00125-021-05448-whttps://rivm.openrepository.com/handle/10029/653460Prognostic models for predicting the risk of foot ulcer or amputation in people with type 2 diabetes: a systematic review and external validation study.ArticleDiabetogia 2021; 64:1550-622025-03-27