Selected aspects of syphilis and gonorrhea research in the United States, 1967.
D001428:Bacterial Vaccines; D005260:Female; D006069:Gonorrhea / Q000175:diagnosis; D006801:Humans; D008297:Male; D012106:Research; D012882:Skin Tests; D013587:Syphilis / Q000175:diagnosis / Q000517:prevention & control; D013588:Syphilis Serodiagnosis; D014210:Treponema pallidum / Q000276:immunology
D001428:Bacterial Vaccines