no no no, you know more than an MD so I wouldn’t think of trying to teach you.
LOL! When unable to refute, fall back on sarcasm. I'll take that as a concession to my original point...a vaccine does not prevent the recipient from carrying and spreading a virus.
It doesn't take genius or an MD to figure it out, just resistence to intellectual laziness. I guess some people are content with accepting conventional wisdom rather than think for themselves.