1. http://www.well-connected.com/report/cgi./000031.htm
2. http://www.consumerhealthreviews.com/articles/GeneralHealth/Stress.htm
3. http://stress.about.com/od/stresshealth/a/cortisol.htm
4. http://www.fi.edu/brain/stress.htm
5.http://www.youramazingbrain.org.uk/brainchanges/stressbrain.htm
6.http://www.sfn.org/index.cfm?pagename=brainBridfings_stressAndTheBrain#fullsize
7.http://www.sciencedaily.com/releases/2004/02/040227071523.htm
8.http://www.medpagetoday.com/Psychiatry/AnxietyStress/tb/2194
9.http://info.med.yale.edu/chldstdy/plomdevelop/development/december.html
10.http://www.standford.edu/dept/mews/relaged/960814gbrain.html