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Câu hỏi:

22/07/2024 141

Melaena is a sign of _________: 

A. Gastric ulcer 

Đáp án chính xác

B. Coeliac disease 

C. Cholera 

D. Ulcerative colitis

Trả lời:

verified Giải bởi Vietjack

Chọn A

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