CT图像伪影的分析和处理

无论哪一代CT都是由硬件和软件两部分组成。硬件是躯壳,软件是灵魂,硬件的工作必须依靠软件的支持。从功能上分,CT系统由:扫描部分、计算机部分、操作台、显示与记录系统等组成。综上所述,CT图像产生大致分为扫描、采集、     

GVS-111 may be neuroprotective

The future for oral glycoprotein (GP) IIb/IIIa receptor antagonists looks uncertain following the release of disappointing results from the first large trials of these drugs at the 48th Annual Scientific Session of the American College of Cardiology [ New Orleans, US; March 1999 ]. GP IIb/IIIa receptor antagonists are considered to be the most potent antiplatelet drugs available to date. However, these agents are currently only available in IV form, and underlying cardiac events are said to continue after termination of treatment. Therefore, development of orally active GP IIb/IIIa receptor antagonists would allow administration for a longer period of time, making them more suitable for long-term prevention of coronary thrombosis.