Efficacy, safety, and immunogenicity of the DNA SARS-CoV-2 vaccine (ZyCoV-D): the interim efficacy results of a phase 3, randomised, double-blind, placebo-controlled study in India - Khobragade, A; Bhate, S; Ramaiah, V; ZyCoV-D phase 3 Study Investigator Group (Lancet, 2022)
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