background: vitamin b12 (cobalamin) deficiency can result in some clinical and paraclinical characteristics similar to what is seen in multiple sclerosis (ms) patients. this study aimed to evaluate the controversial association between vitamin b12 deficiency and ms. methods: we measured serum vitamin b12 in 60 patients with ms and 38 healthy controls. clinical disability was evaluated according...

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road traffic accident (rta) is a global burden of disease. more than 1.25 million people per year are killed by rtas. more than half of the fatalities strike vulnerable road users (e. g. pedestrians, skaters, cyclists and other non-protected road users). the ongoing challenge is to protect vulnerable road users (vru). as a vru is neither shielded by seatbelts or crumple zones nor by airbags, th...

aim: identification of contributory factors in smoking and gaining insight into the roles played by each of these factors including health literacy (hl) may account for quitting or decreasing the prevalence of smoking. the aim of the current study was to identify the effects caused by different hl levels on smoking.methods: 347 students inhabiting the dormitories of shahid beheshti university o...

the celebrated poem of ahmad hatif of isfahn, known in persian as the hatef’s tarjiband is studied in the present paper from a historical point of view to reveal the status of this poet in persian poetry, as well as its mystical content. first a short history of tarjiband as a poetic form is revised, then the sixteen poets who have written a mystical tarjiband are presented. all of these tarj...