http://www.omegalaser.co.uk/laser.html

http://sbir.gsfc.nasa.gov/SBIR/successes/ss/8-035text.html
Describes how NASA demonstrated the efficacy of light therapy using LEDs.

http://www.thorlaser.com/wound/clinical-research.htm
Describes a clinical study write up on healing wounds using 660 and 880nm wavelengths.

http://www.laserexchange.co.uk/research/index.htm
Describes a clinical study write up using effects of laser light at 670nm and 820nm on chronic cervical pain.

http://www.equinehealthcare.com/products/ecbjwp4/prodholder_index.htm?itm00459.htm
Describes how the PhotoTherapy system is a safe and effective method of treating muscle, tendon, ligament, connective tissue, bone, and skin tissue injury. It works by improving circulation, reducing inflammation and pain, and accelerating the body's own natural wound healing process.

http://www.oirf.com/recinstr/photon.html
Describes how BioPhoton Light Therapy can be used to maintain one's health, in regeneration and Healing.

http://healingtools.tripod.com/BLT.html
Describes how The Biophoton Light Therapy Units with HIGH-Intensity Red Light Emitting Diodes (LEDs), which simulate the action of a Laser, were first used for Skin, Hair and Scalp Health Problems. Later, they were used therapeutically for Pain Reduction (Acupuncture, Reflex Points &/or Pain Areas), Immunological Disorders and Exhaustion States.

http://www.horse-previews.com/396articles/bioscan.html
Describes how certain light energies have a positive effect on living tissue and their many uses.