Günal Dİ, Güleryüz M, Onultan O, Aktan S. Association of Parkinson?s disease and essential tremor. Jneurol 2001; 248 (suppl 2): II/125. 11. meeting of the European Neurological Society, Paris 21-25 April 2001.
Günal Dİ, Yıldırım A, Güleryüz M, Akpınar I, Aktan S. Upper and lower urinary tract abnormalities in multiple sclerosis. 1998;4(4):s312.14. congrees the European Comitte for treatment and Research in Multiple Sclerosis, Stocholm 9-12
September 1998.