background: multiple sclerosis (ms) is an inflammatory and demyelinating disease of central nervous system (cns). the aim of the present study was to determine the type and the frequency of initial presenting symptoms in patients with ms and their relation with demographic characteristics in babol, northern iran. methods: all patients of this study were recruited over a ten year period from 200...

supplier selection is one of the critical activities for firms to gain competitive advantage and achieve the objectives of the whole supply chain. in this paper based on a dea-topsis method for madm problems a flexible strategy for supplier selection is introduced

background:  multiple  sclerosis  (ms) is a  chronic inflammatory  demyelinating  and  neurodegenerative disease  of central  nervous  system  with unknown  causes. etiology of ms involves  both  genetic  and  environment factors.  the  interleukin  7   receptor   (il7r)   gene   is  a promising candidate  for ms, because its involvement in the autoimmunity, regulation of the t-cell homeostasis...

background and purpose: multiple sclerosis (ms) is a disease determined by the interaction of genetic and environmental factors. metals are suspected of being involved in ms. there is not any epidemiologic study about mines and ms. the purpose of this study was to determine ms prevalence according to mines in kerman province. methods: this cross-sectional study was conducted on 932 patients in ...

results of the 89 subjects, 53 were male and 36 females, aged 14 to 82 years. there was no significant difference between ebv seroprevalence in the patients with lymphoma and multiple myeloma, and the healthy subjects. conclusions the results of the current study indicated no relationship between latent ebv infection and lymphoma or multiple myeloma. however, further studies with larger sample ...

conclusions according to the results of our study, neck collar fixation has no effect on ventilation in multiple trauma patients. results this study involved 163 multiple trauma patients. of these, 65% were male. the mean of end tidal carbon dioxide (etco2) of the patients without neck collars was 34.62 ± 4.46 and the mean etco2 of the patients with neck collars was 34.21 ± 2.31. there was no s...

multiple myeloma (mm) is characterized by progressive proliferation of malignant plasma cells, usually initiating in the bone marrow. mm can affect any organ; a total of 7 - 18% of patients with mm demonstrate extramedullary involvement at diagnosis. non-secretory multiple myeloma (nsmm) is a rare variant that accounts for 1 - 5% of all cases of multiple myeloma. the disease is characterized by...