• References

    Cecil Textbook of Medicine
    . 21st ed. WB Saunders Co; 2000.

    The Foundation of the American Academy of Ophthalmology.
    Retina and Vitreous, Basic and Clinical Science Course
    . 2001-2002.

    Harrison's Principles of Internal Medicine
    . 14th ed. The McGraw-Hill Companies; 2000.

    . Mosby International Ltd; 1999.

  • Resources

    The Foundation Fighting Blindness

    Prevent Blindness America

  • Canadian Resources

    Canadian Association of Optometrists

    The Canadian National Institute for the Blind