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Author Question: Why do developing countries sometimes impose import restrictions to increase their levels of ... (Read 139 times) |
Cyanide works by making the human body unable to use oxygen.
Vaccines prevent between 2.5 and 4 million deaths every year.
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.
A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.