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 کاملUS line-ups outperform UK line-ups
In the USA and the UK, many thousands of police suspects are identified by eyewitnesses every year. Unfortunately, many of those suspects are innocent, which becomes evident when they are exonerated by DNA testing, often after having been imprisoned for years. It is, therefore, imperative to use identification procedures that best enable eyewitnesses to discriminate innocent from guilty suspect...
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 ...
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ژورنال
عنوان ژورنال: Nature
سال: 1988
ISSN: 0028-0836,1476-4687
DOI: 10.1038/331197f0