12 preguntas y respuestas sobre la vitamina B12
…Health (NIH) Office of Dietary Supplements. Vitamin B12 fact sheet for consumers. Updated December 15, 2023. Accessed March 14, 2024. https://ods.od.nih.gov/factsheets/VitaminB12-Consumer/#:~:text=Many%20older%20adults%20don%27t,vitamin%20B12%20from%20these%20sources Cleveland Clinic. Vitamin B12 deficiency. Accessed March 14, 2024….