Acknowledgements Editorial Staff Elizabeth Jean Betsch, ELS Amy Zierler, BA Medical Information Services Corinne Holubowich, BEd, MLIS Kellee Kaulback, BA(H), MISt Clinical Expert Advisory Panel: Appropriate Utilization of Vitamin B12 Testing for Neurocognitive-Based Indications
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These tend to be places where you can easily access the subcutaneous (fatty areas) under the skin and the needle won't come too close to muscle or bone
And so they play integrally together