First in 100 years.
Goldstein
Irwin
I
D007172:Erectile Dysfunction / Q000453:epidemiology; D005260:Female; D005544:Forecasting; D006296:Health Services / Q000266:history / Q000706:statistics & numerical data; D049673:History, 20th Century; D006801:Humans; D020407:Internet / Q000706:statistics & numerical data / Q000639:trends; D008297:Male; D011643:Publishing / Q000266:history* / Q000706:statistics & numerical data*; D012725:Sexual Behavior; D012735:Sexual Dysfunction, Physiological / Q000453:epidemiology* / Q000266:history*; D014481:United States / Q000453:epidemiology