c****a 发帖数: 52 | 1 最近缺钱用 看到有招募志愿者的广告 是禽流感疫苗的实验 貌似打几针就能拿到几百
这个安全吗?
请指教 谢谢! | g*****j 发帖数: 1211 | 2 Any clinical trial carries risk. Phase I clinical trial is the most
dangerous, because the primary purpose of the trial is to see whether it is
safe. Phase II is less so, and phase III is the least risky. |
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