November 4, 2021
New England Journal of Medicine (NEJM)
Pfizer, Inc.
Supplementary Appendix: https://www.nejm.org/doi/suppl/10.1056/NEJMoa2110345/suppl_file/nejmoa2110345_appendix.pdf
© 2021 Massachusetts Medical Society. All rights reserved.
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clinical trial endpoints,clinical trials,COVID-19,FDA approvals,manufacturers,vaccines