BÄREBRING , L.; LAMBERG-ALLARDT , C.; THORISDOTTIR , B.; RAMEL , A.; SÖDERLUND , F.; ARNESEN , E. K.; NWARU , B. I.; DIERKES , J.; ÅKESSON , A. Intake of vitamin B12 in relation to vitamin B12 status in groups susceptible to deficiency: a systematic review. Food & Nutrition Research, v. 67, 30 Jun. 2023.