Waterval J J, Stokroos R J, Dings J, Van Overbeeke J J, Manni J J
Department of Otorhinolaryngology and Head & Neck Surgery, Maastricht University Medical Center, P.O. 5800, 6202AZ Maastricht, The Netherlands.
Clin Neurol Neurosurg. 2011 Dec;113(10):904-8. doi: 10.1016/j.clineuro.2011.05.005. Epub 2011 Jun 12.