title: Conditional and unconditional infectiousness effects in vaccine trials.
authors: Yasutaka
authors: Y
authors: Chiba
authors: Masataka
authors: M
authors: Taguri
mesh_terms: D015984:Causality; D004812:Epidemiologic Methods; D006801:Humans; D007239:Infections / Q000453:epidemiology*; D014612:Vaccines
chemical_list: D014612:Vaccines