Grzybowski Andrzej, Sak Jarosław
Department of Ophthalmology, Poznań City Hospital, ul. Szwajcarska 3, 61-285, Poznań, Poland.
Chair of Ophthalmology, University of Warmia and Mazury, Olsztyn, Poland.
J Neurol. 2016 Apr;263(4):838-40. doi: 10.1007/s00415-015-7872-7. Epub 2015 Aug 8.