1. Chlamydial infections, parts 1 to 3;Schachter;N Engl J Med 298,1978
2. Chlamydia trachomatis in nonspecific urethritis;Terho;Br J Vener Dis,1978
3. Chlamydia trachomatis is gonococcal and postgonococcal urethritis;Terho;Br J Vener Dis,1978
4. Nongonococcal Urethritis and Related Infections;Rees,1977
5. Nongonococcal Urethritis and Related Infections;Mårdh,1977