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Symptoms of vitamin B12 deficiency can vary widely and may include fatigue, weakness, pale skin, shortness of breath, neurological symptoms such as numbness or tingling in the hands and feet, difficulty walking, memory loss, and mood changes
Background The Overall Hospital Quality Star Rating provides a summary of certain existing hospital quality information on Medicare.gov [434] based on publicly available quality measure results reported through CMS' hospital quality measurement programs, by assigning hospitals between 1 and 5 stars, a way that is simple and easy for patients to understand (85 FR 86193)
Each has its own strengths and weaknesses
doi:10.1002/chem.202003788
It's also important to let us know if you have any allergies (especially to cobalt or B12), or if you have Leber's disease, kidney problems, or are pregnant or nursing