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A comment on The first human trial in Europe of a coronavirus vaccine has begun in Oxford. Parent comment
The standard is two well controlled studies, but additional open label trials may be used to address specific health authority concerns.
If you are interested, you can look up the other trials the drug may have gone through.
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The standard is two well controlled studies, but additional open label trials may be used to address specific health authority concerns.
If you are interested, you can look up the other trials the drug may have gone through.