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Similar content being viewed by others Subjects Introduction Glaucoma has become the most common cause of irreversible blindness worldwide 1
Screening for vitamin B12 deficiency is done for patients with one or more risk factors, such as gastric or small intestine resections, and inflammatory bowel disease
Archived from the original on 2016-02-10
Blood samples were collected 60 minutes after removal from room temperature, centrifuged to obtain serum, and analyzed using an electrochemiluminescence immunoassay
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