Listening Quiz: Thuyết Trình Kiểm Toán Lãng Phí Máu – Advanced Level

1. What is the main topic of the conversation?
2. According to David, what caused most of the blood wastage last month?
3. What percentage did the total blood wastage increase by last month?
4. What can be inferred about the current blood management process?
5. What will likely happen next based on the conversation?

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