1. Adler, M. (1990) Epidemiology of sexually transmitted diseases, in Sexually Transmitted Diseases. A textbook of genito-urinary medicine (eds G.W. Csonka and J.K. Oates), Bailière-Tindall, London, Philadelphia, Toronto, Sydney, Tokyo, pp. 6–16.
2. Allan, I. (1986) Chlamydial antigenic structures and genetics, in Chlamydial Infections (eds D. Oriel, G. Ridgway, J. Schachter, D. Taylor-Robinson and M. Ward), Cambridge University Press, Cambridge, London, New York, New Rochelle, Melbourne, Sydney, pp. 73–80.
3. Allen, J.E. and Stephens, R.S. (1989) Identification by sequence analysis of two-site posttranslational processing of the cysteine-rich outer membrane protein 2 of Chlamydia trachomatis serovar L2. J. Bacteriol., 171, 285–91.
4. Anderson, A.A. and Tappe, J.P. (1989) Genetic, immunologic, and pathologic characterization of avian chlamydial strain s. J. Am. Vet. Med. Assoc., 195, 1512–16.
5. Baehr, W., Zhang, Y.-X., Joseph, T. et al. (1988) Mapping antigenic domains expressed by Chlamydia trachomatis major outer membrane protein genes. Proc. Nat. Acad. of Sci., 85, 4000–4.