This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Haemoglobinuria does not occur in - 
Select and explain. 
A. CuSO4 poisoning, B. Snake bite, C. Mismatched blood transfusion, D. Thalassemia
D: Thalassemia
Answer: D: Thalassemia 
Explanation: None