[Veneral and cutaneous diseases in the United States and Canada; personal observations].
D001699:Biometry; D002170:Canada; D012749:Sexually Transmitted Diseases / Q000453:epidemiology* / Q000706:statistics & numerical data*; D012871:Skin Diseases; D014481:United States
VENEREAL DISEASE/epidemiology and statistics
Venericheskie i kozhnye bolezni v Soedinennykh Shtatakh Ameriki i v Kanade; po lichnym nabliudeniiam.