http://articles.mercola.com/sites/articles/archive/2006/08/22/for-the-health-of-your-baby-stay-away-from-unnecessary-ultrasounds.aspxA study has shown that the frequent use of ultrasound causes brain abnormalities in the developing fetuses of mice. A small but significant number of neurons in the embryonic mouse brain do not migrate to the correct positions in the cerebral cortex ifenCommunityServer 2008.5 SP1 (Build: 31106.3070)