TY - GEN ED - WHO Scientific Group on Nongonococcal Urethritis and Other Selected Sexually Transmitted Diseases of Public Health Importance ED - World Health Organization , TI - Nongonococcal urethritis and other selected sexually transmitted diseases of public health importance: report SN - 9241206608 U1 - 616.9 23 PY - 1981/// CY - Geneva PB - World Health Organization KW - Sexually transmitted diseases KW - Urethritis KW - Chlamydia infections ER -