Oral diseases, such as periodontitis, salivary gland diseases, and oral cancers, significantly challenge health conditions due to their detrimental effects on patient's digestive functions, pronunciation, and esth...Oral diseases, such as periodontitis, salivary gland diseases, and oral cancers, significantly challenge health conditions due to their detrimental effects on patient's digestive functions, pronunciation, and esthetic demands. Delayed diagnosis and non-targeted treatment profoundly influence patients' prognosis and quality of life. The exploration of innovative approaches for early detection and precise treatment represents a promising frontier in oral medicine.展开更多
[目的/意义]将以某个国家为研究对象的科学研究过程称为对该国的学术关注,并从国家层面开展学术关注度量与影响因素分析;旨在从宏观上了解国家学术关注行为的影响因素,并为理解国际关系提供新视角。[方法/过程]基于Web of Scicence核心...[目的/意义]将以某个国家为研究对象的科学研究过程称为对该国的学术关注,并从国家层面开展学术关注度量与影响因素分析;旨在从宏观上了解国家学术关注行为的影响因素,并为理解国际关系提供新视角。[方法/过程]基于Web of Scicence核心合集数据库,采集1998―2021年世界各国有关其他国家研究的论文数据,开展国家学术关注的度量和描述性统计分析;并从主客体国家特征和国家联系两个维度,采用多重线性回归方法,探索国家学术关注行为的影响因素。[局限]由于国家学术关注的影响因素非常复杂,不少因素存在难以获取和难以量化的问题。对于国家学术关注的影响因素的回归分析不够精确,有待进一步优化。[结果/结论]从散点图看,一个国家对于全球的学术关注程度和受到全球的学术关注量均受到该国的地理因素、社会因素、经济因素、科技因素、军事因素的影响。通过回归分析发现,在其它因素不变的情况下,军费开支大、国土面积大、人口总数大的国家受到全球的学术关注量更大,人口年度增长率高的国家对于全球的学术关注程度更大;部分情况下国土面积小、科技论文发文量小的国家对于全球的学术关注程度更高。与中国之间的自然、文化和经济联系均显著影响中国对其他国家的学术关注,在其他因素不变的情况下,与中国具有共同官方语言、国土接壤、进出口贸易额越大的国家较全球平均水平受到中国的学术关注更大。以上各种因素的影响随着国家范围和时间的变化而变化。展开更多
With the accelerated rate of urbanization in recent years,air pollution has become an environmental problem that requires urgent resolution,almost all of the world’s population exposed to pollution on a daily basis.A...With the accelerated rate of urbanization in recent years,air pollution has become an environmental problem that requires urgent resolution,almost all of the world’s population exposed to pollution on a daily basis.Among the various air pollutants,the excessive dispersion and suspension of particulate matter(PM)in the air.展开更多
基金supported by the National Natural Science Foundation of China Grants(82370945, 82171001, 82222015 and 82370915)Research Funding from West China School/Hospital of Stomatology Sichuan University(RCDWJS2023-1)。
文摘Oral diseases, such as periodontitis, salivary gland diseases, and oral cancers, significantly challenge health conditions due to their detrimental effects on patient's digestive functions, pronunciation, and esthetic demands. Delayed diagnosis and non-targeted treatment profoundly influence patients' prognosis and quality of life. The exploration of innovative approaches for early detection and precise treatment represents a promising frontier in oral medicine.
文摘[目的/意义]将以某个国家为研究对象的科学研究过程称为对该国的学术关注,并从国家层面开展学术关注度量与影响因素分析;旨在从宏观上了解国家学术关注行为的影响因素,并为理解国际关系提供新视角。[方法/过程]基于Web of Scicence核心合集数据库,采集1998―2021年世界各国有关其他国家研究的论文数据,开展国家学术关注的度量和描述性统计分析;并从主客体国家特征和国家联系两个维度,采用多重线性回归方法,探索国家学术关注行为的影响因素。[局限]由于国家学术关注的影响因素非常复杂,不少因素存在难以获取和难以量化的问题。对于国家学术关注的影响因素的回归分析不够精确,有待进一步优化。[结果/结论]从散点图看,一个国家对于全球的学术关注程度和受到全球的学术关注量均受到该国的地理因素、社会因素、经济因素、科技因素、军事因素的影响。通过回归分析发现,在其它因素不变的情况下,军费开支大、国土面积大、人口总数大的国家受到全球的学术关注量更大,人口年度增长率高的国家对于全球的学术关注程度更大;部分情况下国土面积小、科技论文发文量小的国家对于全球的学术关注程度更高。与中国之间的自然、文化和经济联系均显著影响中国对其他国家的学术关注,在其他因素不变的情况下,与中国具有共同官方语言、国土接壤、进出口贸易额越大的国家较全球平均水平受到中国的学术关注更大。以上各种因素的影响随着国家范围和时间的变化而变化。
文摘With the accelerated rate of urbanization in recent years,air pollution has become an environmental problem that requires urgent resolution,almost all of the world’s population exposed to pollution on a daily basis.Among the various air pollutants,the excessive dispersion and suspension of particulate matter(PM)in the air.
