title: A field trial of a vaccine prepared from the Volner strain of Rickettsia tsutsugamushi.
authors.forename: T O
authors.initials: TO
authors.lastname: BERGE
authors.forename: R L
authors.initials: RL
authors.lastname: GAULD
authors.forename: M
authors.initials: M
authors.lastname: KITAOKA
mesh_terms: D012285:Orientia tsutsugamushi; D012612:Scrub Typhus; D014612:Vaccines
chemical_list: D014612:Vaccines