neurodegenerative disease of the central nervous system with unknown causes. In the last
decade, the PREVALENCE of MS in Iran has increased. Objectives: This study evaluated
the frequency of familial MS among patients in the HAMADAN society for MS. Patients and
Methods: This cross-sectional study was performed on 1202 MS patients in Farshchian
hospital, HAMADAN, in 2013. All patients were diagnosed with definite MS. A questionnaire …