Tuesday, May 20, 2014

A Dartmouth study of parents' attitudes toward vaccinations suggests some interesting conclusions about how beliefs are formed and changed.

English: Polio vaccination started 1957 in Swe...
English: Polio vaccination started 1957 in Sweden. The photo shows the nurse Birgit Rutberg vaccinate Nils Birger Linderholm in February 1957. Svenska: Poliovaccineringen inleddes i Sverige 1957. Bilden visar sjuksköterskan Birgit Rutberg som ympar Nils Birger Linderholm i februari 1957. (Photo credit: Wikipedia)

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