title: Intranasal cobalamin: a warning.
authors.forename: D C
authors.initials: DC
authors.lastname: Heimburger
mesh_terms: D000752:Anemia, Pernicious / Q000188:drug therapy; D005782:Gels; D006801:Humans; D008991:Monitoring, Physiologic; D009666:Nose; D014805:Vitamin B 12 / Q000008:administration & dosage* / Q000097:blood
chemical_list: D005782:Gels; D014805:Vitamin B 12