http://www.webmd.com/hypertension-high-blood-pressure/guide/blood-pressure-causes?page=2 3/29/14
http://www.heart.org/HEARTORG/
http://beyondhallyu.com/culture/its-in-your-blood-the-link-between-blood-types-and-personalities/
http://science.howstuffworks.com/environmental/earth/geology/diamond6.htm
http://articles.philly.com/2013-12-26/news/45564609_1_kidney-disease-heart-disease-new-guidelines
http://health.howstuffworks.com/human-body/systems/circulatory/heart3.htm
http://www.thetahealth.com/human-heart-diagram-unlabeled/#.U0dLzfldWH4
http://my.clevelandclinic.org/heart/heart-blood-vessels/illustrations-blood-vessels.aspx
http://www.healthline.com/human-body-maps/subclavian-artery
Http://Www.Wisegeek.Com/What-Is-The-Relationship-Between-The-Nervous-System-And-Circulatory-System.Htm
http://www.heart.org/HEARTORG/
http://beyondhallyu.com/culture/its-in-your-blood-the-link-between-blood-types-and-personalities/
http://science.howstuffworks.com/environmental/earth/geology/diamond6.htm
http://articles.philly.com/2013-12-26/news/45564609_1_kidney-disease-heart-disease-new-guidelines
http://health.howstuffworks.com/human-body/systems/circulatory/heart3.htm
http://www.thetahealth.com/human-heart-diagram-unlabeled/#.U0dLzfldWH4
http://my.clevelandclinic.org/heart/heart-blood-vessels/illustrations-blood-vessels.aspx
http://www.healthline.com/human-body-maps/subclavian-artery
Http://Www.Wisegeek.Com/What-Is-The-Relationship-Between-The-Nervous-System-And-Circulatory-System.Htm