AlKateb, F. A.; AlEidan, A. M.; AlGahtani, L. B.; AlHowiati, N. M.; AlSwayyed, A. F.; AlAreefy, A. K.; AlGhofaily, M. M. Acquired Vitamin B12 Deficiency: Cutaneous Hyperpigmentation and Hepato-Splenomegaly in Megaloblastic Anaemia Pancytopenia Reported in a 15-Month-Old Boy. ijirms 2020, 5, 385-388.