Infuriating. "ONLY in a combination shot..." = If you don't want a whole cocktail of other stuff, you'll have to die a slow, painful death. "Once every ten years" and "No more than once every ten years", and a whole series for children. I've previously heard that they are not necessary unless you've suffered a dirty puncture wound. I'm quickly turning into an anti-vaxxer, anti-modern medicine right-wing extremist....