نتایج جستجو برای: 450 hours enough time

تعداد نتایج: 2079287  

Journal: :American Journal of Orthodontics and Dentofacial Orthopedics 2017

Journal: :The Journal of Experimental Medicine 1948
J. Garrott Allen Margaret Sanderson Mary Milham Alice Kirschon L. O. Jacobson

When the entire body of dogs was exposed to 450 units of Roentgen irradiation a hemorrhagic syndrome developed which was characterized by thrombo-cytopenia, prolonged clotting and bleeding times, and neutropenia. The prothrombin time remained normal until about 24 hours before death. The calcium, phosphorus, and magnesium levels were not altered. Fibrinogen was present but syneresis was poor. T...

Journal: :College & Research Libraries 1995

Journal: :British Journal of General Practice 2017

Journal: :Economics and Philosophy 2019

Journal: :Annals of internal medicine 2014
Linda Sarna

Coinciding with the 50th anniversary of the first Surgeon General report on smoking and health (U.S. Department of Health, Education and Welfare, 1964) was the release of the 2014 Surgeon General report The Health Consequences of Smoking-50 Years of Progress (U.S. Department of Health and Human Services, 2014). During a press conference announcing the report in January 2014, Acting Surgeon Gene...

2006

As academic researchers we have to walk a delicate line when it comes to publishing papers on similar topics, possibly using the same data sets. On one hand, we want to get as many articles published as possible, preferably in high quality journals. We want to leverage the data sets that we have spent considerable effort collecting. On the other hand, we need to be careful not to overuse these ...

Journal: :Nature nanotechnology 2012
Steffen Foss Hansen Anders Baun

The European Commission should be regulating nanosilver, not asking for yet another report on its impact on health and the environment.

Journal: :Journal of neurophysiology 2009
Dario L Ringach J David Jentsch

TO THE EDITOR: The ultimate scientific mission of our community is to understand how the brain works in health and disease. Because the functions of the brain depend on molecular, cellular, and network level processes, achieving this goal requires the ability to directly interrogate those mechanisms. Doing such work in humans would require the development of noninvasive techniques at appropriat...

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