Van Gelder I C, Smit M D, Alings M, Crijns H J G M
Department of Cardiology, University Medical Center Groningen, University of Groningen, Groningen and the Interuniversity Cardiology Institute Netherlands, Utrecht, the Netherlands.
Neth Heart J. 2010 Nov;18(11):522-3. doi: 10.1007/s12471-010-0827-9.