By: Vroegop, AV; Eeckels, AS; Van Rompaey, V; et al.
By: Topsakal, V; Van Rompaey, V; Kuhweide, R; et al.
By: Faris, C; Deben, K; Van Haesendonck, G; et al.
By: Capelli, M and Gatti, P
By: Baki, A; Damlaca, S; Yildiz, M; et al.
By: Van der Poel, N; Mansbach, AL; Loundon, N; et al.
By: Mertens, G; Hofkens, A; Van de Heyning, P; et al.
By: Calvo-Henriquez, C; Ruano-Ravina, A; Martinez-Capoccioni, G; et al.
F. Wu, C.-C. Huang, C.-H. Fu, Y.-L. Chen, T.-J. Lee
(B-ENT 2010; 6: 43-47)