Casali, P G; Abecassis, N; Aro, H T; Bauer, S; Biagini, R; Bielack, S; Bonvalot, S; Boukovinas, I; Bovee, J V M G; Brodowicz, T; Broto, J M; Buonadonna, A; De Álava, E; Dei Tos, A P; Del Muro, X G; Dileo, P; Eriksson, M; Fedenko, A; Ferraresi, V; Ferrari, A; Ferrari, S; Frezza, A M; Gasperoni, S; Gelderblom, H; Gil, T; Grignani, G; Gronchi, A; Haas, R L; Hassan, B; Hohenberger, P; Issels, R; Joensuu, H; Jones, R L; Judson, I; Jutte, P; Kaal, S; Kasper, B; Kopeckova, K; Krákorová, D A; Le Cesne, A; Lugowska, I; Merimsky, O; Montemurro, M; Pantaleo, M A; Piana, R; Picci, P; Piperno-Neumann, S; Pousa, A L; Reichardt, P; Robinson, M H.