b12 injections and ms VIDEO: How Can Vitamin Help You? Experts Reveal Lifestyle Factors Fueling
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PMID 25306351

10.1038/s41598-018-26956-7 87 LiuM.LiL.ChuJ.ZhuB.ZhangQ.YinX.et al (2015)

Referral to a registered dietitian is appropriate for patients with significant fatigue, rapid weight loss (more than 1-2% body weight per week), or concerns about nutritional adequacy
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