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BCG revaccination of health workers in Brazil to improve innate immune responses against COVID-19: A structured summary of a study protocol for a randomised controlled trial.
Junqueira-Kipnis AP, Dos Anjos LRB, Barbosa LCS, da Costa AC, Borges KCM, Cardoso ADRO, Ribeiro KM, Rosa SBA, Souza CC, das Neves RC, Saraiva G, da Silva SM, Silveira EA, Rabahi MF, Conte MB, Kipnis A. Junqueira-Kipnis AP, et al. Trials. 2020 Oct 26;21(1):881. doi: 10.1186/s13063-020-04822-0. Trials. 2020. PMID: 33106170 Free PMC article. Clinical Trial.