title: Polarography of compounds of the vitamin B12 series in dimethylformamide.
mesh_terms: D004126:Dimethylformamide; D011048:Polarography / Q000379:methods; D014805:Vitamin B 12 / Q000031:analogs & derivatives* / Q000032:analysis
chemical_list: D004126:Dimethylformamide; D014805:Vitamin B 12