C. Gasquoine Hartley,
Women's Wild Oats: Essays on the Re-fixing of Moral Standards
“ On this question the testimony of the American Army is urgent. They say, "Prophylaxis is under favorable circumstances secondary only in effectiveness to actual prevention of exposure.... When every other means have been used to make contact difficult if not impossible, prophylaxis, while not one hundred per cent. efficient, is invaluable as a last resort, and has contributed a large share towards maintaining in our Army the lowest venereal disease rate ever before known." ”
