Cyanocobalamin (Vitamin B-12), Oral/Nasal/Injection: References

CYANOCOBALAMIN. APP Pharmaceuticals, LLC. Accessed 7/25/15 from http://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=acff4ff3-4435-4995-a117-dbfcdf72334a

Lexi-Interact. 2015 Lexi-Comp Inc. Accessed 7/20/15 from http://www.uptodate.com