I cant find it anymore but there was one in Africa on DTP it was an accidental occurrence that they only had enough for half the kids. What they found was the kids who got it contracted DTP at a lower rate but the kids that didnt receive it had a higher survivable rate than the vaccinated.
I cant find it anymore but there was one in Africa on DTP it was an accidental occurrence that they only had enough for half the kids. What they found was the kids who got it contracted DTP at a lower rate but the kids that didnt receive it had a higher survivable rate than the vaccinated.