Listening Quiz: Sai Lệch Giữa Mẫu Yêu Cầu Và Ống Mẫu – Advanced Level

1. What kind of sample did Emily say the lab received?
2. What color tube did Emily say the lab received?
3. What color tube does the request form say to use?
4. Why is Emily concerned about the tube type?
5. What is the main issue discussed in the conversation?

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