نتایج جستجو برای: contrast
تعداد نتایج: 392861 فیلتر نتایج به سال:
purpose: to determine the effect of occluding a normal eye on visual acuity, contrast sensitivity and stereopsis in amblyopic school children. methods: amblyopic children from primary schools of region 2 in mashhad were identified and referred to optometry clinics of mashhad medical university through a screening program. informed consent was obtained from the parents. all subjects underwent an...
Brightness contrast–contrast induction model predicts assimilation and inverted assimilation effects
several mri contrast agents (cas) are used in medical diagnosis that gadolinium (gd3+) is the most widely used as contrast agents. unfortunately, its toxicity is due to its inefficiency. in this review, we discuss about the ability of spions in mri and application in multiple sclerosis diagnosis. superparamagnetic iron oxide nanoparticles (spions) such as magnetite nanoparticles are used as goo...
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