Challenges and opportunities for general practice specific CME in Europe – a narrative review of seven countries oleh Christin Löffler, Attila Altiner, Sandra Blumenthal, Pascale Bruno, An De Sutter, Bart J. De Vos, Geert-Jan Dinant, Martin Duerden, Brigitte Dunais, Günther Egidi, Bernhard Gibis, Hasse Melbye, Frederic Rouquier, Thomas Rosemann, Pia Touboul-Lundgren, Gregor Feldmeier