But in this nation, it's not "third-world" or low socio-economic class people who are purposely not vaccinating their children.

Unfortunately, it is well-to-do, suburban "upscale" mothers we know who are purposely not vaccinating their children, because of the unproven claims of autism stemming from vaccinations. They are self-proclaimed natural and organic food experts who are also obssessed with controlling their kids' eating so they don't get fat.

These parents are listening more to television and pop culture than medically educated sources cited here:
http://seattletimes.nwsource.com/htm...eskeptics.html