FOR MORE INFORMATION VISIT ONE OF THESE SITES
http://www.mayoclinic.com/health/leukemia/DS00351/DSECTION=risk-factors
http://www.cancercompass.com/leukemia-information/causes-and-risk-factors.htm
http://www.medicinenet.com/leukemia/article.htm
www.101healthsolution.com/.../blood-disorder/
http://cancer.about.com/od/leukemia/a/leukemiacauses.htm
https://www.ucsfhealth.org/childrens/medical_services/cancer/leukemia/conditions/leukemia/diagnosis.html
http://www.cpaaindia.org/infocentre/bookreview_lukemia.htm