نتایج جستجو برای: 000 years of earth
تعداد نتایج: 21198985 فیلتر نتایج به سال:
OBJECTIVE To analyze the status and trend of injury deaths in Chinese people, and provide basic evidence for injury interventions. METHODS Data came from 2004-2005 the 3rd national retrospective sampling survey of death cause and covered 31 province-level regions and 160 surveillance spots in the interior of China, Total 142 660 482 person years were investigated. To describe the status of in...
The Earth passes very close to the orbit of the asteroid 1999 AN10 twice per year, but whether or not this asteroid can have a close approach depends upon the timing of its passage across the ecliptic plane. Among the possible orbits there are some with a close approach in 2027. The period of the asteroid may be perturbed in such a way that it returns to an approach to the Earth at either of th...
Neuroendocrine gastroenteropancreatic tumors (GEP-NETs) constitute a heterogeneous group of tumors with their origin in neuroendocrine cells of the embryological gut. Most commonly, the primary lesion is located in the gastric mucosa, the small and large intestine, the rectum and pancreas. The crude incidence has significantly increased over the last years and is now estimated to be 5.25/100 00...
Previously hidden low-energy ions: a better map of near-Earth space and the terrestrial mass balance
This is a review of the mass balance of planet Earth, intended also for scientists not usually working with space physics or geophysics. The discussion includes both outflow of ions and neutrals from the ionosphere and upper atmosphere, and the inflow of meteoroids and larger objects. The focus is on ions with energies less than tens of eV originating from the ionosphere. Positive low-energy io...
AIM To determine the incidence rate and characteristics in patients with testicular torsion in Taiwan using a nationwide insurance database. METHODS This study utilizes a subset of national health insurance research database, which contains the data of all paid medical benefit claims over the period 1997-2010 for in 1 000 000 beneficiaries in 2005. We analysed claims data for all male subject...
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