David Crystal Eye Care Dry eye plug treatment for UK sufferers. Located in Edinburgh. http://www.edinburgh-eyetests.co.uk/dryeye.htm

Dry Eyes Symptoms, causes and treatment options. http://www.eyeplastics.com/dryeye_enter.htm

Eye Pain Page Discusses eye pain and gives some treatment suggestions for pain resulting from dry eye. http://members.tripod.com/~lepton/pain.htm

Dryeyeinfo.org Provides information on causes and the latest advances in treatment. http://www.dryeyeinfo.org/

Exotropia A definition, the symptoms and treatment, including surgery and treatment at the U-M Kellogg Eye Center. http://www.kellogg.umich.edu/patientcare/conditions/exotropia.html