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Over the past 50 years, China’s ancient agricultural village landscapes have been transformed by unprecedented social, technological, and ecological changes. Although these dense anthropogenic mosaics of croplands, settlements, and other used lands cover more than 2 million square kilometers across China, the nature of these changes and their environmental(More)
BACKGROUND Several studies have demonstrated that variants on chromosome 9p21 confer susceptibility to ischemic stroke (IS) disease. But, the results of variants' roles in Chinese IS population are blank or inconsistent. METHODS We performed a case-control analysis in 116 patients with IS and 118 non-IS controls of Han background to determine whether 4(More)
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