منابع مشابه
Drugs for kids: good or bad?
In recent years there has been an increase in the number of drugs approved for use in children and adolescents to treat emerging mental illness. These drugs were approved on the basis of short-term efficacy studies, and little is known about their long-term effects. However, animal studies indicate that drug treatment during postnatal periods equivalent to childhood or adolescence can lead to l...
متن کاملPolicies on drugs in the new Europe.
SIR,-The editorial by Dr Tony Smith' reviews the European Commission document III/8267/89 but not the commission's proposals (111/3603/90EN) of February 1990. These sweeping proposals should alert doctors and their patients to the powerful centralised bureaucracy which, it is proposed, should be established for the approval of new medicines in the European Community. Document III/3603/90-EN pro...
متن کاملBusiness backs the basics.
arlier this year, a number of leaders from major U.S. corporations gathered at Sunnylands in California to discuss the critical importance of basic scientific research. For decades, the private sector has withdrawn from some areas of basic research, as accelerating market pressures, the speed of innovation, and the need to protect intellectual property in a global marketplace made a Bell Labs–s...
متن کاملBoys' Backs
an unimportant amount of time bending over his desk, so that bad positions have not the opportunity of making more or less "staying" faults. But at this time a beginning may be made, either for good or bad. The boy may. be trained to sit correctly at his seat, especially when writing or drawing. lie may be trained to read with his book held before his eyes, not with the book flat upon the desk....
متن کاملBacks to nature
" There's a perception that global warming is something that will happen smoothly into the future, but some of these ecosystems go into abrupt decline when warming reaches a certain threshold, " said Tim Lenton, an environmental scientist at the University of East Anglia, and lead author of the study. " If we know when the different tipping points are, we can use them to inform targets to limit...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Nature
سال: 2005
ISSN: 0028-0836,1476-4687
DOI: 10.1038/437304b