305,276 SYMPOSIUM 5th Symposium on a Long Term Clinical Care of Parkinson’s Disease Tokyo April 21, 1990 / guest ed. T. Nakanishi. - [Basel etc.] : Karger, 1991. - [8], 59, [1] s. : il., wykr. 27 cm (European Neurology, ISSN 0014-3022 ; vol. 31, suppl.l)