Developing clinical prediction models using primary care electronic health record data - the impact of methodological choices on model performance. - Hendrikus J. A. van Os; Jos P. Kanning; Marieke J. H. Wermer; Niels H. Chavannes; Mattijs E. Numans; Ynte M. Ruigrok; Erik W. van Zwet; Ewout W. Steyerberg; Hein Putter; Rolf H. H. Groenwold (AMIA, 2021)