Bi, Q., Ferreras, E., Pezzoli, L., Legros, D., Ivers, L. C., Date, K., . . . Azman, A. S. (2017). Protection against cholera from killed whole-cell oral cholera vaccines: A systematic review and meta-analysis. Lancet Infect Dis.
Chicago-tyylinen lähdeviittausBi, Qifang, et al. "Protection against Cholera From Killed Whole-cell Oral Cholera Vaccines: A Systematic Review and Meta-analysis." Lancet Infect Dis 2017.
MLA-viiteBi, Qifang, et al. "Protection against Cholera From Killed Whole-cell Oral Cholera Vaccines: A Systematic Review and Meta-analysis." Lancet Infect Dis 2017.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.