منابع مشابه
Update on Banned Substances 2013
CONTEXT Doping has been pervasive throughout the history of athletic competitions and has only recently been regulated by organizations such as the World Anti-Doping Agency (WADA), US Anti-Doping Agency (USADA), and the National Collegiate Athletic Association (NCAA). These regulatory bodies were created to preserve fair play and maintain the safety of the participants. Their updated 2013 lists...
متن کاملShould selecting saviour siblings be banned?
By using tissue typing in conjunction with preimplantation genetic diagnosis doctors are able to pick a human embryo for implantation which, if all goes well, will become a "saviour sibling", a brother or sister capable of donating life-saving tissue to an existing child. This paper addresses the question of whether this form of selection should be banned and concludes that it should not. Three...
متن کاملShould DDT be banned by international treaty?
The insecticide DDT has been an effective and affordable means of malaria control in many countries, but pressure for its use to be banned is mounting. Here, Chris Curtis and Jo Lines take a critical look at evidence that links house spraying by DDT with harm to the environment and human health, and stress the need for resources for alternatives to DDT to be made available to countries that wou...
متن کاملSystemic vascular resistance should be banned.
In an article published in a recent issue of CHEST (June 2014), Marik 1 mentioned, “In patients with septic shock who are fl uid responders (an increase in cardiac output with fl uid boluses), vasodilatation with a fall in systematic vascular resistance has been observed.... Hence, although the cardiac output increases, vasodilatation occurs.” I believe that this statement is erroneous because ...
متن کاملShould hydroxyethyl starch solutions be totally banned?
The choice of which intravenous solution to prescribe remains a matter of considerable debate in intensive care units around the world. Trends have been moving away from using hydroxyethyl starch solutions following concerns about safety. But are the available data sufficient to clearly assess the risk-benefit balance for all patients, and is there enough evidence of harm to justify removing th...
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ژورنال
عنوان ژورنال: Journal of Chemical Education
سال: 2009
ISSN: 0021-9584,1938-1328
DOI: 10.1021/ed086p689.2