نتایج جستجو برای: dfs
تعداد نتایج: 4607 فیلتر نتایج به سال:
OBJECTIVE The aim of this study was to evaluate the psychometric properties of the Brazilian version of the Dental Fear Survey (DFS), previously translated to the Brazilian Portuguese language and validated. METHODS A cross-sectional study with 1,256 undergraduates from the city of Belo Horizonte, Brazil, was carried out. The DFS and a questionnaire about previous dental experiences were self...
این پایان نامه در پنج فصل تدوین شده است و با استفاده از توابع پایه ای دلتا( dfs)، یک روش عددی برای حل دستگاه های معادلات انتگرال خطی و غیرخطی ارایه می دهد. درابتدا، تعاریف و قضایای اولیه ای از آنالیز حقیقی و تابعی خواهیم آورد. سپس به معرفی و بررسی ویژگی های مهم توابع دلتا پرداخته و با استفاده از dfs جواب دستگاه معادلات انتگرال ولترا، فردهلم و ولترا-فردهلم را تقریب می زنیم. این روش تنها با نمون...
سابقه و هدف: پوسیدگی دندان از شایع ترین بیماری های دندان در کودکان می باشد که بلافاصله پس از رویش دندان ها در دهان آغاز می شود. هدف از این مطالعه بررسی فعالیت آلکالین فسفاتاز (ALP) و غلظت فسفر معدنی در بزاق کودکان با درجات مختلف پوسیدگی دندان بوده است.مواد و روشها: در این مطالعه مورد- شاهدی، تعداد 100 کودک 6-4 ساله انتخاب و به 3 گروه تقسیم شدند. گروه اول30 نفر با 1>dfs، گروه دوم 33 نفر با dfs...
Background: Triple negative breast cancer (TNBC) is reported to be associated with a high risk of recurrence, poor overall survival (OS), and disease-free survival (DFS) rates. This study evaluated the clincopathological features and survival of non-metastatic TNBC women in the capital of Iran compared with other areas of the world. Methods: In a retrospective study, 119 women with TNBC based ...
Abstract Using magnetospheric multiscale high-resolution measurements, we present the first comprehensive investigation of electron vorticity developing at earthward-propagating dipolarization fronts (DFs). Superposed epoch analysis reveals that increases and behind DFs, with its average magnitude slightly larger than lower hybrid frequency, indicating is related to Hall dynamics DFs. Vorticity...
BACKGROUND & OBJECTIVE The National Institute of Nutrition (NIN), Hyderabad has developed double fortified salt (DFS) containing both iodine and iron to control the twin problems of iodine deficiency disorders (IDD) and iron deficiency anaemia (IDA). When the iodine content of DFS was estimated by the conventional iodometric titration using sulphuric acid (H(2)SO(4)), problems such as wide vari...
A distributed file system (DFS) is a key component of virtually any cluster computing system. The performance of such system depends heavily on the underlying DFS design and deployment. As a result, it is critical to characterize the performance and design trade-offs of DFSes with respect to cluster configurations and real-world workloads. To this end, we present DFS-Perf, a scalable, extensibl...
We consider the performance of Depth First Search (DFS) algorithm on random graph $G\left(n,\frac{1+\epsilon}{n}\right)$, $\epsilon>0$ a small constant. Recently, Enriquez, Faraud and Ménard proved that stack $U$ DFS follows specific scaling limit, reaching maximal height $\left(1+o_{\epsilon}(1)\right)\epsilon^2n$. Here we provide simple analysis for typical length maximum path discovered b...
This study aimed to investigate the chondrogenic transdifferentiation potential of human dermal fibroblasts (DFs) by stimulation with cartilage-derived morphogenetic protein 1 (CDMP1). Using CDMP1 (100 ng/mL) we induced human DFs at passage 5 in both monolayer and micromass culture. Chondrogenic-specific markers were detected via immunochemistry, reverse transcription-polymerase chain reaction,...
We aimed to determine the prognostic significance of tumor and lymph node (LN) characteristics on disease free survival (DFS) in patients who underwent surgery for squamous cell vulvar carcinoma. A total of 94 patients who underwent vulvar surgery and groin dissection were included. The impact of clinicopathologic variables such as age, body mass index, tumor size, tumor depth, total and metast...
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