In clinical practice,pancreatic neuroendocrine neoplasms(pNENs)with a diameter smaller than 2 cm are commonly referred to as small pNENs.Due to their generally favorable biological characteristics,the diagnosis and tr...In clinical practice,pancreatic neuroendocrine neoplasms(pNENs)with a diameter smaller than 2 cm are commonly referred to as small pNENs.Due to their generally favorable biological characteristics,the diagnosis and treatment of small pNENs differ from other pNENs and are somewhat controversial.In response to this,the Chinese Pancreatic Surgery Association,Chinese Society of Surgery,Chinese Medical Association have developed a consensus on the diagnosis and treatment of small pNENs,which is based on evidence-based medicine and expert opinions.This consensus covers various topics,including concepts,disease assessment,treatment selection,follow-up,and other relevant aspects.展开更多
目的系统评价老年人跌倒恐惧体验的质性研究,为护理实践提供理论依据。方法系统检索PubMed、Web of Science、Embase、Cochrane Library、中国知网、万方数据库、维普网、中国生物医学文献数据库中关于老年人跌倒恐惧体验的质性研究,检...目的系统评价老年人跌倒恐惧体验的质性研究,为护理实践提供理论依据。方法系统检索PubMed、Web of Science、Embase、Cochrane Library、中国知网、万方数据库、维普网、中国生物医学文献数据库中关于老年人跌倒恐惧体验的质性研究,检索时限为建库至2023年11月5日。采用澳大利亚乔安娜布里格斯研究所循证卫生保健中心质性研究质量评价标准评价文献质量,使用汇集性Meta整合方法进行资料整合。结果共纳入13篇文献,提取出44个主题,归纳为12个类别,提炼为4个整合结果,分别为对跌倒恐惧的感知、跌倒恐惧的影响因素、在态度及行为方面的应对策略、对康复护理的多维度需求。结论医护人员应关注和理解老年人的跌倒恐惧,多维度、动态地评估老年人的跌倒恐惧,基于应对行为方式给予跌倒恐惧老年人个性化指导,创建支持系统缓解老年人的跌倒恐惧并满足其多维度需求,提高老年人的生活质量。展开更多
Mesoporous scaffold structures have played great roles in halide perovskite solar cells(PSCs),due to the excellent photovoltaic performance and commercial perspective of mesoporous PSCs.Here,we reported a mixed-phase ...Mesoporous scaffold structures have played great roles in halide perovskite solar cells(PSCs),due to the excellent photovoltaic performance and commercial perspective of mesoporous PSCs.Here,we reported a mixed-phase TiO2 mesoporous film as an efficient electron transport layer(ETL)for mesoporous perovskite solar cells.Due to the improved crystal phase,fihn thickness and nanopartMe size of TiO2 layer,which were controlled by varying the one-step hydrothermal reaction time and annealing time,the PSCs exhibited an outstanding short circuit photocurrent density of 25.27 mA/cm^2,and a maximum power conversion efficiency(PCE)of 19.87%.It is found that the ultra-high Jsc attributes to the excellent film quality,light capturing and excellent electron transport ability of mixed-phase TiO2 mesoporous film.The results indicate that mix-phase mesoporous metal oxide fihns could be a promising candidate for producing effective ETLs and high efficiency PSCs.展开更多
基金supported by the Chinese Academy of Medical Sciences(CAMS)Innovation Fund for Medical Sciences(CIFMS)2021-I2M-1-002.
文摘In clinical practice,pancreatic neuroendocrine neoplasms(pNENs)with a diameter smaller than 2 cm are commonly referred to as small pNENs.Due to their generally favorable biological characteristics,the diagnosis and treatment of small pNENs differ from other pNENs and are somewhat controversial.In response to this,the Chinese Pancreatic Surgery Association,Chinese Society of Surgery,Chinese Medical Association have developed a consensus on the diagnosis and treatment of small pNENs,which is based on evidence-based medicine and expert opinions.This consensus covers various topics,including concepts,disease assessment,treatment selection,follow-up,and other relevant aspects.
文摘目的系统评价老年人跌倒恐惧体验的质性研究,为护理实践提供理论依据。方法系统检索PubMed、Web of Science、Embase、Cochrane Library、中国知网、万方数据库、维普网、中国生物医学文献数据库中关于老年人跌倒恐惧体验的质性研究,检索时限为建库至2023年11月5日。采用澳大利亚乔安娜布里格斯研究所循证卫生保健中心质性研究质量评价标准评价文献质量,使用汇集性Meta整合方法进行资料整合。结果共纳入13篇文献,提取出44个主题,归纳为12个类别,提炼为4个整合结果,分别为对跌倒恐惧的感知、跌倒恐惧的影响因素、在态度及行为方面的应对策略、对康复护理的多维度需求。结论医护人员应关注和理解老年人的跌倒恐惧,多维度、动态地评估老年人的跌倒恐惧,基于应对行为方式给予跌倒恐惧老年人个性化指导,创建支持系统缓解老年人的跌倒恐惧并满足其多维度需求,提高老年人的生活质量。
文摘Mesoporous scaffold structures have played great roles in halide perovskite solar cells(PSCs),due to the excellent photovoltaic performance and commercial perspective of mesoporous PSCs.Here,we reported a mixed-phase TiO2 mesoporous film as an efficient electron transport layer(ETL)for mesoporous perovskite solar cells.Due to the improved crystal phase,fihn thickness and nanopartMe size of TiO2 layer,which were controlled by varying the one-step hydrothermal reaction time and annealing time,the PSCs exhibited an outstanding short circuit photocurrent density of 25.27 mA/cm^2,and a maximum power conversion efficiency(PCE)of 19.87%.It is found that the ultra-high Jsc attributes to the excellent film quality,light capturing and excellent electron transport ability of mixed-phase TiO2 mesoporous film.The results indicate that mix-phase mesoporous metal oxide fihns could be a promising candidate for producing effective ETLs and high efficiency PSCs.
