Placebo-Controlled Trials of Covid-19 Vaccines — Why We Still Need Them
We can address important Covid-19 control needs with continued follow-up of placebo recipients in phase 3 vaccine trials, use of placebo controls in large, simple safety trials, and clinical data from randomized trials evaluating new vaccines.
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Veröffentlicht in: | The New England journal of medicine 2021-01, Vol.384 (2), p.e2-e2, Article 2 |
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Hauptverfasser: | , , , , , , , , , , , , , , , , , , , |
Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | We can address important Covid-19 control needs with continued follow-up of placebo recipients in phase 3 vaccine trials, use of placebo controls in large, simple safety trials, and clinical data from randomized trials evaluating new vaccines. |
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ISSN: | 0028-4793 1533-4406 |
DOI: | 10.1056/NEJMp2033538 |