The Federated Healthcare Record to Support Shared Diabetes Care. - Onno W. Weier; Martin Kalshoven; Hans van der Kolk; Freerk A. Leguit; Maurits Ros; Pieter J. Toussaint (MedInfo, 1998)

Evolution of an integrated HIS in the Netherlands. - Albert R. Bakker; Freerk A. Leguit (Int. J. Medical Informatics, 1999)