Shanmugaraj B, Khorattanakulchai N, Panapitakkul C, Malla A, et al. Preclinical evaluation of a plant-derived SARS-CoV-2 subunit vaccine: Protective
efficacy, immunogenicity, safety, and toxicity. Vaccine 2022 Jun 6. pii: S0264-410X(22)00735.
PMID: 35697573