[Studies on vitamin B12. I. Thiamine as a degradation factor of cobalamins].
D004355:Drug Stability; D005561:Formates; D006863:Hydrogen-Ion Concentration; D013057:Spectrum Analysis; D013831:Thiamine; D014805:Vitamin B 12
D005561:Formates; D014805:Vitamin B 12; D013831:Thiamine