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Câu hỏi:
Influenza vaccine _______.
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A.
has only been used for adults
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B.
cannot be used for children
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C.
has appeared to be safe in all age groups tested
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D.
causes bad effects on children and elderly people
Lời giải tham khảo:
Đáp án đúng: C
Thông tin: Experts met at the WHO headquarters in Geneva in February, 2007, and reported that their work on pandemic influenza vaccine development had achieved encouraging progress. More than 40 clinic trials have been completed or are ongoing. Most have focused on healthy adults. Some companies, after completing safety analyses in adults, have initiated clinical trials in the elderly and in children. All vaccines so far appear to be safe arid well-tolerated in all age groups tested.
Đáp án đúng là C. has appeared to be safe in all age groups tested
Hãy trả lời câu hỏi trước khi xem đáp án và lời giải -
A.
Câu hỏi này thuộc đề thi trắc nghiệm dưới đây, bấm vào Bắt đầu thi để làm toàn bài
QUẢNG CÁO
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VIDEO
YOMEDIA
ADMICRO
