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Publisher: London : Published under the superintendent of the Society for the Diffusion of Useful Knowledge, Baldwin and CradockPublication date: 1834Notes: This is an OCR reprint. There may be typos or missing text. There are no illustrations or indexes.When you buy the General Books edition of this book you get free trial access to Million-Books.com where you can select from more than a million books for free. You can also preview the book there. ... Read more

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Many of the earliest books, particularly those dating back to the 1900s and before, are now extremely scarce and increasingly expensive. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork. ... Read more

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Glasses also called eyeglasses or spectacles are frames bearing lenses worn in front of the eyes, normally for vision correction, eye protection, or for protection from UV rays. Modern glasses are typically supported by pads on the bridge of the nose and by temple arms placed over the ears. Historical types include the pince-nez, monocle, lorgnette, and scissors-glasses. Eyeglass lenses are commonly made from plastic, including CR-39 and polycarbonate. These materials reduce the danger of breakage and weigh less than glass lenses. Some plastics also have more advantageous optical properties than glass, such as better transmission of visible light and greater absorption of ultraviolet light. Some plastics have a greater index of refraction than most types of glass; this is useful in the making of corrective lenses shaped to correct various vision abnormalities such as myopia, allowing thinner lenses for a given prescription. Newer plastic lenses, called izon, can also correct for the higher order aberrations that naturally occur in the surface of our eye. ... Read more

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This digital document is an article from Family Practice News, published by Thomson Gale on September 15, 2005. The length of the article is 436 words. The page length shown above is based on a typical 300-word page. The article is delivered in HTML format and is available in your Amazon.com Digital Locker immediately after purchase. You can view it with any web browser.

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Title: High body mass index linked to chronic kidney disease, too.(Obesity)
Author: Miriam E. Tucker
Publication: Family Practice News (Magazine/Journal)
Date: September 15, 2005
Publisher: Thomson Gale
Volume: 35Issue: 18Page: 60(1)

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This digital document is an article from Internal Medicine News, published by Thomson Gale on October 1, 2005. The length of the article is 608 words. The page length shown above is based on a typical 300-word page. The article is delivered in HTML format and is available in your Amazon.com Digital Locker immediately after purchase. You can view it with any web browser.

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Title: Look beyond BMI in gauging cardiovascular risk of the obese.(Cardiovascular Medicine)(body mass index)
Author: Damian McNamara
Publication: Internal Medicine News (Magazine/Journal)
Date: October 1, 2005
Publisher: Thomson Gale
Volume: 38Issue: 19Page: 62(1)

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This digital document is an article from Internal Medicine News, published by International Medical News Group on June 1, 2010. The length of the article is 384 words. The page length shown above is based on a typical 300-word page. The article is delivered in HTML format and is available immediately after purchase. You can view it with any web browser.

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Title: ABI may predict coronary disease in low-risk patients.(ankle brachial index)(CARDIOVASCULAR MEDICINE)
Author: Kerri Wachter
Publication: Internal Medicine News (Magazine/Journal)
Date: June 1, 2010
Publisher: International Medical News Group
Volume: 43Issue: 10Page: 24(1)

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