Factors associated with vitamin D levels in Mongolian patients with multiple sclerosis

<p>Data to reproduce the results included in the manuscript "<span>Factors </span><span>a</span><span>ssociated with </span><span>v</span><span>itamin D </span><span>l</span><span>evels in Mongolian </span><span>p</span><span>atients with </span><span>m</span><span>ultiple </span><span>s</span><span>clerosis"</span></p>