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تعداد نتایج: 16827987 فیلتر نتایج به سال:
Copositivity tests are presented based on new necessary and sufficient conditions requiring the solution of linear complementarity problems (LCP). Methodologies involving Lemke’s method, an enumerative algorithm and a linear mixed-integer programming formulation are proposed to solve the required LCPs. A new necessary condition for (strict) copositivity based on solving a Linear Program (LP) is...
Introduction/Background* The diagnosis of endometrial atypical hyperplasia/endometrioid intraepithelial neoplasia (AH/EIN) remains challenging and subjective in some cases, with variable histologic criteria differences opinion among gynecologic pathologists, potentially leading to under/overtreatment. There has been growing interest the use specific immunohistochemical markers as adjun...
background: the outcomes of such pregnancies have been rarely evaluated in our country. a descriptive study was planned to assess the health and condition of neonates conceived with assisted techniques in a one year period. materials and methods: at royan institute, tehran, 443 women who became pregnant by one of the assisted techniques in vitro fertilization (ivf), intrauterine insemination (i...
The present study aims to develop a system which consists of four pairs of primers that specifically detects Salmonella spp., Salmonella serovar Typhi and Salmonella serovar Paratyphi A with an internal amplification control. The system, when applied in Polymerase Chain Reaction (PCR) under specific conditions, reaction mixture and cycling temperatures produced four bands; 784 bp, 496 bp, 332 b...
Introduction The aim of this study was to determine the prevalence of GBS colonization in pregnant women in a public health service. Methods A study of 496 pregnant women at 35-37 gestational weeks was conducted from September 2011 to March 2014 in 21 municipalities of the 18th Health Region of Paraná State. Vaginal and anorectal samples of each woman were plated on sheep blood agar, and in HPT...
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