"I'm going to train my daughters to look for men who have not had intercourse before they get married."
That's an admirable plan, unfortunately there are members of both sexes who sometimes do not tell the whole truth. Therein lies the risk.
Don't know if you saw this. I've skimmed through, and will re-read when I get a chance.
Here and there in between the broadsides is some very important info. Looks as though if girls do not have sex with an infected man before age 25 they're much less likely to get it anyway, and who knows how long the vaccine even lasts.