[Isolation and attempts to analyze the structure of the vitamins of the B12 group].
D014805:Vitamin B 12; D014803:Vitamin B Complex; D014815:Vitamins
D014815:Vitamins; D014803:Vitamin B Complex; D014805:Vitamin B 12
VITAMIN B12
Isolierung und Versuche zur Konstitutionsaufklärung der Vitamin B12-Gruppe.