The determination of vitamin B12-activity in the organs and excreta of sheep.  3.  The excretion of vitamin B12-active factors in the faeces and urine of sheep.
D000818:Animals; D001826:Body Fluids; D045728:Corrinoids; D005243:Feces; D012756:Sheep; D034561:Sheep, Domestic; D014556:Urine; D014805:Vitamin B 12 / Q000032:analysis*
D045728:Corrinoids; D014805:Vitamin B 12
FECES; URINE; VITAMIN B12/determination