[Megaloblastic anemia].
D000748:Anemia, Macrocytic / Q000209:etiology; D000818:Animals; D004195:Disease Models, Animal; D004285:Dogs; D005494:Folic Acid Deficiency / Q000150:complications; D006168:Guinea Pigs; D000882:Haplorhini; D051381:Rats; D014806:Vitamin B 12 Deficiency / Q000150:complications