Manifestations of diabetic polyneuropathy in the digestive tract and the central nervous system / Tamás Várkonyi [et al.] Bibliogr.: p. 49-50. - Abstr. eng. In: Diabetologia Hungarica. - ISSN 1217-372X, eISSN 2560-0168. - 2002. 10. évf. 2. suppl., p. 44-50. : ill.