Recommendations for a nomenclature system for reporting methylation aberrations in imprinted domains oleh David Monk, Joannella Morales, Johan T. den Dunnen, Silvia Russo, Franck Court, Dirk Prawitt, Thomas Eggermann, Jasmin Beygo, Karin Buiting, Zeynep Tümer, the Nomenclature group of the European Network for Human Congenital Imprinting Disorders