Definition, aims, and implementation of GA²LEN urticaria centers of reference and excellence

258 Maurer, M., Metz, M., Bindslev-Jensen, C., Bousquet, J., Canonica, G. W., Church, M. K., Godse, K. V., Grattan, C. E., Hide, M., Kocatürk, E., Magerl, M., Makris, M., Meshkova, R., Saini, S. S., Sussman, G., Toubi, E., Zhao, Z., Zuberbier, T.+, and Gimenez-Arnau, A.: Definition, aims, and implementation of GA²LEN urticaria centers of reference and excellence. Allergy 2016: 71; 1210-1218. IF: 7.36