Among the intestinal pathogens there are six well-described categories: enteropathogenic E. coli (EPEC), enterohaemorrhagic E. coli (EHEC), enterotoxigenic E. coli (ETEC), enteroaggregative E. coli (EAEC), enteroinvasive E. coli (EIEC) and diffusely adherent E. coli (DAEC) (Fig.
And in an emergency, a cell phone can be crucial if your child needs to reach you -- or vice versa. That's partly why many parents are buying their kids cell phones. Twice as many children have cell phones now as in 2004. Most teens -- 85% of those aged 14 to 17 -- have cell phones. So do 69% of 11-14 year olds and 31% of kids aged 8-10, according to a 2010 survey by the Kaiser Family Foundation. For your teen, having a phone offers the same kind of security it does for you. -- knowing that youâre just a call or text away.
As it turns out, not very old. Nielsen research recently revealed that 58 percent of 13 to 17 year olds living in the U.S. right now have a smartphone. Thatâs a smartphone, an Android device or an iPhone (possibly a Windows Phone or a BlackBerry, but probably not).