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Because some people are asymptomatic or their symptoms can be similar to other nutritional deficiencies, a B12 deficiency may be hard to detect
Intermittent progesterone therapy and frequency of complex partial seizures in women with menstrual disorders
a 12-woman interstitial cystitis pilot (Lee, Walker & Ayadi, 2024)
Lefvre, C
Doctors decide on B12 injections based on a full check-up and lab tests to confirm the deficiency
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