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The preservative lets bacteriostatic water resist contamination during repeated draws, so it suits multi-use research vials better
aafp.org/afp/2017/0915/p384
J Am Acad Orthop Surg Glob Res Rev
Ensuring adequate B12 removes one potential contributor to mood problems during this challenging period
After initial correction, some individuals may require ongoing maintenance injections (often monthly) if they cannot adequately absorb B12 from diet or oral supplements
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