BACKGROUND Walled-off pancreatic necrosis (WOPN) is a late complication of acute pancreatitis. The management of a WOPN depends on its location and on patient&#
<正> 南美洲有64种猴类,它们和亚洲、非洲的猴不同,最明显的是它们的鼻孔都向两侧开口。有的猴习性奇特,行为怪异,这里介绍几种。蜘蛛猴是南美洲猴类中体型较大的一种。体重
BACKGROUND Follicular dendritic cell sarcoma (FDCS) is an uncommon type of tumor with low incidence. To date, no standard treatment for the disease has been est
沿海-内陆联动发展是现阶段中国区域经济发展的新特征、新趋势。努力构建中国西南、中南地区开放发展新的战略支点,不仅赋予广西发展新的使命,而且蕴涵着广西发展新的模式。广
AIM To compare the efficacy of resin composite restorations,retained with either polyethylene or zirconia-rich glass fiber posts.METHODS Sixty-two single rooted
高中语文课程改革的实施,给高中语文教师带来了新的挑战,从而也呼唤着广大一线教师要对以往的语文课堂教学进行新的调整和改进。学习共同体的课堂是以课堂为载体,学生为主体,
BACKGROUND Myocardial bridge(MB)will compress the mural coronary artery(MCA)during the systole and cause myocardial ischemia.In the diagnosis of coronary heart
养羊是甘肃省张家川县农村的传统产业,在农区发展养羊,具有深厚的群众基础,丰富的饲草资源,广阔的市场前景和较好的经济效益。但是,以放牧为主的传统养羊方式有诸多弊病:一是在放牧
发展农民职业教育、开发农村人力资源意义重大."关中-天水经济区"次核心的陕西省宝鸡市的陇县是典型的农业大县,农村劳动力丰富,作者通过对陇县农民职业教育现状进行调查研究,
BACKGROUND Fractures of the axis are commonly seen in spinal injuries. Upper cervical fractures are usually managed conservatively. However, the complications d