http://www.allaboutvision.com/conditions/eye-twitching.htm

http://www.eyecaresource.com/conditions/eye-twitching/

http://www.mayoclinic.com/health/eye-twitching/MY00102/UPDATEAPP=false&FLUSHCACHE=0

http://www.kellogg.umich.edu/patientcare/conditions/eyelid.spasms.html

http://vision.about.com/od/sportsvision/f/eye_twitching.htm

http://www.eyetwitch.net/index.htm

http://www.nlm.nih.gov/medlineplus/ency/article/000756.htm

http://www.eyedoctorguide.com/eye_problems/eye-twitching.html

http://en.wikipedia.org/wiki/Blepharospasm

http://www.eyecaresource.com/conditions/eye-twitching/treatment.html