1) Balayeva, N.M. and Nikolskaya, V.N. (1972): Enhanced virulence of the vaccine strain E of Rickettsia prowazeki on passaging in white mice and guinea pigs. Acta Virol., 16, 80-82.
2) Bozeman, F.M. and Elisberg, B.L. (1963): Serological diagnosis of scrub typhus by indirect immunofluorescence (28107). Proc. Sci. Exp. Biol. Med., 112, 568-573.
3) Brown, G.W., Saunnders, J.P., Singh, S., Huxsoll, D.L. and Shirai, A. (1978): Single dose doxycycline therapy for scrub typhus. Transactions of the Royal Society of Tropical Medicine and Hygine, 72, 412-416.
4) Catanzaro, P.J., Shirai, A., Hildebrandt, P.K. and Osterman, J.V. (1976): Host defenses in experimental scrub typhus: histopatholgical correlates. Infect. Immun., 13, 861-875.
5) Elisberg, B.L., Campbell, J.M. and Bozeman, F.M. (1968): Antigenic diversity of Rickettsia tsutsugamushi: epidemiologic and ecologic significance. J. Hyz. Epidemiol. Microbiol. Immunol., 12, 18-25.