Fewer California kindergarten students immunized against measles last year, new data show
A measles, mumps and rubella, or MMR, vaccine is at a pediatric clinic in Greenbrae, Calif. (Eric Risberg / Associated Press) Despite having some of the nation’s strictest school vaccination laws, California reported a decline last year in the share of kindergarten students who were immunized against measles, including in 16 counties where students no … Read more