title: Analysis of cobalamin and cobalamin analogs by gas chromatography-mass spectrometry.
authors.affiliation: Department of Medicine/Nephrology, Indiana University School of Medicine, Indianapolis 46202, USA.
authors.forename: D P
authors.initials: DP
authors.lastname: Sundin
authors.forename: R H
authors.initials: RH
authors.lastname: Allen
mesh_terms: D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D015394:Molecular Structure; D009705:Nucleosides / Q000032:analysis; D014805:Vitamin B 12 / Q000031:analogs & derivatives* / Q000032:analysis* / Q000737:chemistry
chemical_list: D009705:Nucleosides; D014805:Vitamin B 12