Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleIdentification and quantitation of cobalamin and cobalamin analogues in human feces.AuthorsAllen, Robert H.; Stabler, Sally P.PublicationAmerican Journal of Clinical Nutrition, 2008, Vol 87, Issue 5, p1324ISSN0002-9165Publication typearticle