Approaching Clinical Data Transformation from Disparate Healthcare IT Systems Through a Modular Framework. - Phan-Vogtmann, Lo An; Helhorn, Alexander; Kruse, Henner M.; Thomas, Eric; Heidel, Andrew J.; Saleh, Kutaiba; Rissner, F.; Specht, Martin; Henkel, Andreas; Scherag , André (Studies in Health Technology and Informatics, 2019)