| Review articles | |
| Am Fam Physician. 201796:384-389 | Vitamin B12 Deficiency: Recognition and Management |
| N Engl J Med. 2013;368:149-60 | Clinical practice. Vitamin B12 deficiency |
| Clinical practice guidelines | |
| Guidelines for the diagnosis and treatment of cobalamin and folate disorders. | Published in 2014 |
| Online evidence-based resources | |
| DynaMed | A rigorous evidence-based point-of-care tool, can access overview and recommendations section without subscription |
| UpToDate | Relies heavily on expert opinion. Not accessible without subscription |