kamal mirkarimi department of health education and promotion, faculty of health, isfahan university of medical sciences, isfahan, ir iran firoozeh mostafavi department of health education and promotion, faculty of health, isfahan university of medical sciences, isfahan, ir iran; department of health education and promotion, faculty of health, isfahan university of medical sciences, isfahan, ir iran. tel: +98-9132118364, fax: +98-1732421657 samira eshghinia metabolic disorders research center, golestan university of medical sciences, gorgan, ir iran mohammad ali vakili department of health and medical sciences, golestan university of medical sciences, gorgan, ir iran rahman berdi ozouni-davaji health management and social development research center, golestan university of medical sciences, gorgan, ir iran mohammad aryaie deputyship of research, golestan university of medical sciences, gorgan, ir iran

Betty M Kennedy Sahasporn Paeratakul Catherine M Champagne Donna H Ryan David W Harsha Bernestine McGee Glenda Johnson Farzad Deyhim William Forsythe Margaret L Bogle

sama bitarafan iranian center of neurological research, neuroscience institute, tehran university of medical sciences, tehran, iran kiana amani iranian center of neurological research, neuroscience institute, tehran university of medical sciences, tehran, iran mohammad ali sahraian multiple sclerosis research center, neuroscience institute, tehran university of medical sciences, tehran, iran payam sarraf iranian center of neurological research, neuroscience institute, tehran university of medical sciences, tehran, iran danesh soltani iranian center of neurological research, neuroscience institute, tehran university of medical sciences, tehran, iran abdorreza naser moghadasi multiple sclerosis research center, neuroscience institute, tehran university of medical sciences, tehran, iran

alireza ghaemi department of clinical nutrition and dietetics, national nutrition and food technology research institute, faculty of nutrition sciences and food technology, shahid beheshti university of medical sciences, tehran, ir iran fourugh azam taleban department of clinical nutrition and dietetics, national nutrition and food technology research institute, faculty of nutrition sciences and food technology, shahid beheshti university of medical sciences, tehran, ir iran azita hekmatdoost department of clinical nutrition and dietetics, national nutrition and food technology research institute, faculty of nutrition sciences and food technology, shahid beheshti university of medical sciences, tehran, ir iran alireza rafiei molecular and cell biology center, faculty of medicine, mazandaran university of medical sciences, sari, ir iran vahid hosseini inflammatory diseases of upper gastrointestinal tract research center, mazandaran university of medical sciences, sari, ir iran zohreh amiri department of basic sciences, national nutrition and food technology research institute, faculty of nutrition sciences and food technology, shahid beheshti university of medical sciences, tehran, ir iran