Syphilis rates rise among men: trends for other STDs mixed.
Kuehn
Bridget M
BM
D005260:Female; D006801:Humans; D008297:Male; D012307:Risk Factors; D012749:Sexually Transmitted Diseases / Q000453:epidemiology* / Q000517:prevention & control; D013587:Syphilis / Q000453:epidemiology; D014481:United States / Q000453:epidemiology