Results 81 to 90 of about 32,478 (167)
摘 要: 【目的】 探讨阵发性房颤患者P波时限对射频消融术后复发的预测意义?【方法】 171例行环肺静脉隔离术的阵发性房颤患者,描记术前及术后心电图,测量Ⅱ?Ⅲ?aVF?V1导联P波时限,计算P波时限变化值? 【结果】 Ⅱ?Ⅲ?Ⅵ导联术后P波时限均小于术前(P < 0.001)?依据随访情况,患者分为复发组32例及未复发组139例?复发组较未复发组在Ⅱ?Ⅲ?Ⅵ导联具有更小的P波时限变化值(P < 0.01),两组术前?术后P波时限及其他临床指标无统计学差异;多因素分析显示更小的Ⅱ导联P波时限变化值(P <
胡晓亮
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管我们是因为爱我们 To Guan Us Is to Love Us: Understanding Guan Through Adolescent Perceptions
ABSTRACT This paper investigates how children interpret the practice of guan (Chinese parenting) within the home and its relationship to family language policy (FLP). The study involved nine adolescent participants from six families. Using a written reflective task, the study explores the attitudes of adolescents towards the practice of guan and its ...
Angie Baily +1 more
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重复癌(Multiple Primary Malignant Tumors,MPMT)由Billroth于1889年首次报道。重复癌又称多原发癌(Multiple Primary Carcinoma,MPC)是指同一宿主在同一器官或成对器官、同一系统的不同部位以及不同器官,同时或先后发生的两个或两个以上的原发恶性肿瘤。目前,随着诊断及医疗技术的日趋完善、恶性肿瘤临床治愈率的提高和生存期的延长,以及严格的追踪随访,重复癌的产生与发现愈来愈多,重复癌的研究也日益引起重视 ...
邓康丽, 姚月良, 葛立本
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ABSTRACT Due to advances in natural language processing and artificial intelligence, automated feedback, teacher feedback, and peer feedback have been available for teachers to utilize in their L2 writing classrooms. Integrating these kinds of feedback in L2 writing instruction remains challenging.
Jianhua Zhang, Lawrence Jun Zhang
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探究矿山废弃地弃渣与农田土复配后土壤的水分蒸发特性,以及覆盖物添加对水分蒸发的影响,对矿山恢复中土壤水分管理和改善具有实际意义。以石灰岩矿山废弃地现场的弃渣和附近农田土为复配材料,设置0∶10(T1),3∶7(T2),5∶5(T3),7∶3(T4),10∶0(T5)体积比例,在野外条件下采用土柱法模拟土壤水分蒸发过程,探究复配比例对土壤水分蒸发的影响以及不同覆盖物的保水性能。结果表明:(1)试验前和试验后表层复配土壤含水量均表现为T1>T2>T3>T4>T5 ...
王佳欢 +5 more
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ABSTRACT In the face of increasingly complex environmental challenges, subnational governments play a critical role in implementing climate policies. This study investigates how intergovernmental interactions—specifically formal authority interactions and informal competitive interactions—shape the adoption of climate policies by Chinese provincial ...
Shiming Zheng, Alex Jingwei He, Yujie He
wiley +1 more source
Non‐Members in a Tight Spot: How Norway Navigated Autonomy in EU Pandemic Management
ABSTRACT This study offers new insights into how closely integrated non‐member states navigate tensions between autonomy and dependence when urgent policy responses are required within complex supranational frameworks. It does so by exploring how these non‐members exercise their “wriggle room”—a tailored sub‐category of the broader concept of autonomy ...
Sjoerd Alexander de Winter
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肾病综合症(简称NS)是儿科泌尿系统中较常见的疾病,其发病占第二位.近40年来,糖皮质激素一直是治疗小儿肾病综合症首选药物,多数患儿需长期服药治疗,临床上复发者较多.经过对20例小儿肾病综合症长期治疗的家庭护理调查,认为复发的原因除单纯激素治疗因素外,还与患儿家庭治疗、生活管理及家长对该病知识的了解程度有密切关系.提示了加强患儿院外治疗护理是维持住院疗效,促进患儿早日康复,防止复发的重要措施。 1 调查资料 我们对1990年以来经住院治疗临床症状缓解而出院后继续院外巩固治疗的20名患儿进行了随访调查.
樊小玲
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ABSTRACT Public private partnership literature promotes hybrid implementation structures as a potential solution to deal with limited resources and high levels of implementation burden and complexity. Despite the growing relevance and promises of hybrid implementation structures, we lack systematic knowledge on what makes governments opt for the ...
Stefan Wittwer, Fritz Sager
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【目的】 探讨增殖相关抗原Ki-67在木村病(KD)患者中的表达及其与复发相关因素的关系。 【方法】 用链酶素生物素-过氧化物酶(SP法)对40例经手术治疗病理证实为木村病的石蜡组织检测Ki-67的表达,评估其在复发和无复发患者中的表达情况。【结果】在40例患者中,男性37例,女性3例,年龄10 ~ 75岁,34例患者的主要肿块位于头颈部,其余7例主要肿块位于上腭或腹股沟区域,肿块最大直径为6.5 cm。Ki-67在木村病复发患者(11/40)淋巴结组织中(不包括生发中心)表达高于无复发的患者(P< 0.
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