Photomicrographs of the Liver of rabbits (Uppercase letters) and broilers (Lowercase letters) respectively, intoxicated with Sodium Fluoride. Sections from control group (A, a), groups given 50 mg/L (B, b), 100 mg/L (C, c) and 200 mg/L of NaF (D, d) in drinking water. (H&E) 200X.