![JCM | Free Full-Text | Systematic Review and Pragmatic Clinical Approach to Oral and Nasal Vitamin B12 (Cobalamin) Treatment in Patients with Vitamin B12 Deficiency Related to Gastrointestinal Disorders JCM | Free Full-Text | Systematic Review and Pragmatic Clinical Approach to Oral and Nasal Vitamin B12 (Cobalamin) Treatment in Patients with Vitamin B12 Deficiency Related to Gastrointestinal Disorders](https://pub.mdpi-res.com/jcm/jcm-07-00304/article_deploy/html/images/jcm-07-00304-g003.png?1570514006)
JCM | Free Full-Text | Systematic Review and Pragmatic Clinical Approach to Oral and Nasal Vitamin B12 (Cobalamin) Treatment in Patients with Vitamin B12 Deficiency Related to Gastrointestinal Disorders
![IJMS | Free Full-Text | A Brief Review on Vitamin B12 Deficiency Looking at Some Case Study Reports in Adults IJMS | Free Full-Text | A Brief Review on Vitamin B12 Deficiency Looking at Some Case Study Reports in Adults](https://www.mdpi.com/ijms/ijms-22-09694/article_deploy/html/images/ijms-22-09694-g001.png)
IJMS | Free Full-Text | A Brief Review on Vitamin B12 Deficiency Looking at Some Case Study Reports in Adults
![Nutrients | Free Full-Text | Pernicious Anemia: The Hematological Presentation of a Multifaceted Disorder Caused by Cobalamin Deficiency Nutrients | Free Full-Text | Pernicious Anemia: The Hematological Presentation of a Multifaceted Disorder Caused by Cobalamin Deficiency](https://www.mdpi.com/nutrients/nutrients-14-01672/article_deploy/html/images/nutrients-14-01672-g001.png)
Nutrients | Free Full-Text | Pernicious Anemia: The Hematological Presentation of a Multifaceted Disorder Caused by Cobalamin Deficiency
![Deficiency of vitamin B12 and its relation with neurological disorders: a critical review | The Journal of Basic and Applied Zoology | Full Text Deficiency of vitamin B12 and its relation with neurological disorders: a critical review | The Journal of Basic and Applied Zoology | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs41936-020-00148-0/MediaObjects/41936_2020_148_Fig4_HTML.png)