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检索条件"作者=Delfim ferreira"
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Prevalence of adenovirus and rotavirus infection in immunocompromised patients with acute gastroenteritis in Portugal
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World Journal of Virology 2015年 第4期4卷 372-376页
作者: Joana Ribeiro delfim ferreira Célia Arrabalde Sandra Almeida Inês Baldaque Hugo Sousa Virology Service Portuguese Institute of Oncology of Porto Molecular Oncology and Viral Pathology Group Portuguese Institute of Oncology of Porto Research Department Portuguese League Against Cancer (Liga Portuguesa Contra o Cancro-Núcleo Regional do Norte)
AIM: To characterize the prevalence of rotavirus(RV) and adenovirus(Ad V) infections in immunocompromised patients with acute gastroenteritis. METHODS: The presence of RV and Ad V(serotypes 40 and 41) was evaluated in... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
ISOPERIMETRIC PROBLEMS OF THE CALCULUS OF VARIATIONS WITH FRACTIONAL DERIVATIVES
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Acta Mathematica Scientia 2012年 第2期32卷 619-630页
作者: Ricardo Almeida Rui A.C.ferreira delfim F.M.Torres Center for Research and Development in Mathematics and Applications Department of MathematicsUniversity of Aveiro3810-193 AveiroPortugal Department of Mathematics Faculty of Engineering and Natural SciencesLusophone University of Humanities and Technologies1749-024 LisbonPortugal
In this article, we study isoperimetric problems of the calculus of variations with left and right Riemann-Liouville fractional derivatives. Both situations when the lower bound of the variational integrals coincide a... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论