[Studies on experimentally induced vitamin B12 deficiency. IV. Histological observations on vitamin-deficient guinea pigs].
D000818:Animals; D001206:Ascorbic Acid Deficiency / Q000473:pathology*; D005494:Folic Acid Deficiency / Q000473:pathology*; D006168:Guinea Pigs; D014806:Vitamin B 12 Deficiency / Q000473:pathology*