Johannes Brug, Saskia J te Velde, Mai JM Chinapaw, Elling Bere, Ilse de Bourdeaudhuij, Helen Moore, Lea Maes, Jorgen Jensen, Yannis Manios, Nanna Lien, Knut Inge Klepp, Tim Lobstein, Marloes Martens, Jo Salmon, Amika S Singh
BMC Public Health. 2010; 10: 276. Published online 2010 May 25. doi: 10.1186/1471-2458-10-276