Bärebring , Linnea, Christel Lamberg-Allardt, Birna Thorisdottir, Alfons Ramel, Fredrik Söderlund, Erik Kristoffer Arnesen, Bright I. Nwaru, Jutta Dierkes, and Agneta Åkesson. 2023. “Intake of Vitamin B12 in Relation to Vitamin B12 Status in Groups Susceptible to Deficiency: A Systematic Review”. Food & Nutrition Research 67 (June). https://doi.org/10.29219/fnr.v67.8626.