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281
Varied Age of First Presentation of Sickle Cell Disease: Case Presentations and Review
Published 2021-01-01“…Many factors are responsible for the age at which sickle cell disease is diagnosed: doctor’s delay (unfamiliarity with the disease), patient’s delay (education and financial position of the parents, cultural factors), high- versus low-resource country (availability of newborn screening), fetal hemoglobin, reticulocyte count, and genetic modulators, such as SCD genotype, alpha-thalassemia, fetal hemoglobin concentration, and G6PD deficiency. …”
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282
Research and Application Progress of Dual-energy CT in Prostate Lesions
Published 2025-01-01“…Dual-energy CT (DECT) can capture projection data at high and low X-ray energies in a single scan, significantly enhancing its ability to differentiate substances compared with traditional CT. …”
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283
Screening for Ischemic Heart Disease with Cardiac CT: Current Recommendations
Published 2012-01-01“…CAC is the most robust test today to reclassify individuals based on traditional risk factor assessment and provides the opportunity to better strategize the treatments for these subjects (converting patients from intermediate to high or low risk). CAC progression has also been identified as a risk for future cardiovascular events, with markedly increased events occurring in those patients exhibiting increases in calcifications over time. …”
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284
RESEARCH ON FLEXIBLE IMPACT OF CRANK AND CONNECTING ROD MECHANISM OF AUTOMATIC GUN (MT)
Published 2023-01-01“…For the centroid of crank connecting rod of automatic gun is moving continuously in longitudinal direction, under the condition of alternating high and low overload, the crank and connecting rod are subjected to the alternating time-varying inertia load, resulting in dynamic deflection and flexible impact of automatic gun; The causes and characteristics of flexible impact are analyzed. …”
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285
Rheological Characteristics of Tire Rubber-Modified Asphalt following Thermal Variation
Published 2021-01-01“…The four selected rubber asphalts and base asphalt are subjected to the viscous toughness test, apparent viscosity test, DSR test, and BBR test to determine the high- and low-temperature characteristics of rubber asphalt. …”
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286
Smoothing and Regularization with Modified Sparse Approximate Inverses
Published 2010-01-01“…Here, we are interested in developing preconditioners that can incorporate probing conditions for improving the approximation relative to high- or low-frequency subspaces. We present analytically derived optimal smoothers for the discretization of the constant-coefficient Laplace operator. …”
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287
Effect of Population Density on Timing of Oviposition and Brood Size Reduction in the Burying Beetle Nicrophorus pustulatus Herschel (Coleoptera: Silphidae)
Published 2012-01-01“…Testing our predictions, we reared female burying beetles, Nicrophorus pustulatus, at high and low densities and compared oviposition and brood reduction. …”
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288
Experimental Investigation on Influence of Acidic Dry-Wet Cycles on Karst Limestone Deterioration and Damage
Published 2022-01-01“…After the dry-wet cycles, the mass concentration of each element in the beaker is Ca, Mg, and Fe in order from high to low, and the mass concentration of each main element in the reaction solution increases with the increase in the number of acidic dry-wet cycles.…”
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289
A High Selectivity, Miniaturized, Low Profile Dual-Band Bandpass FSS with a Controllable Transmission Zero
Published 2017-01-01“…A novel, highly selective, low profile dual-band, and bandpass miniaturized-element frequency selective surface is proposed to realize stable angular responses and a controllable transmission zero. …”
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290
Development and entrepreneurship in the economy of the Republic of Serbia
Published 2018-01-01“…Their role is particularly significant in transition countries facing high unemployment, low level of economic activity, insufficient competitiveness and lack of investment, and where large inefficient state-owned enterprises are still present. …”
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291
Balancing Between Efficiency and Equity in Publicly Funded Health Systems
Published 2017-06-01“…Although in total only small proportion of the population perceived an unmet need for health care, Croatia reported much larger inequalities in unmet need among different socio-economic groups, between high and low educated population, between women and men and among different age groups.…”
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292
Sea ice loss in association with Arctic cyclones
Published 2025-01-01“…These events occur in regions of enhanced near-surface level pressure gradients between synoptic-scale high and low pressure systems over regions of relatively thin sea ice, and are preceded by tropopause polar vortices.…”
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293
Effect of Al~2~O~3~ Passivation on Structured Si/PEDOT:PSS Hybrid Solar Cell
Published 2025-02-01“…Recently, silicon/organic heterojunction solar cells (HSCs) attain great attention because of its attractive characteristics such as rationally high efficiency, low cost, and simple device fabrication technique. …”
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294
Safety Assessment of the Cover-and-Cut Method Under Blasting Vibration Induced by Tunnel Excavation
Published 2024-12-01“…According to the cloud map of particle vibration velocity and the comprehensive analysis of particle vibration velocity, the degree of impact of artificial structures in the subway tunnel was the central pillar, the underground diaphragm wall, and the roof in order from high to low. After eight blasting operations per day, the vibration velocity trend at the vulnerable point of the central column increases, but it will not exceed the safety standard.…”
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295
Personality as a Correlate of Accentedness: The Case of Formal Setting Without Pronunciation-Focused Instruction
Published 2023-12-01“…The quantitative data were supplemented by interviews with 10 participants representing high and low levels of accentedness, which allowed to diagnose their motivation, attitudes towards the sound of English, pronunciation self-perceptions, and strategies applied in autonomous learning. …”
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296
Infertility and Psychological Well-Being: The Interplay of Post-Traumatic Growth and Affective Personality Types in Infertile Lebanese Muslim Women
Published 2024-01-01“…The participants’ APTs were categorised into “self-actualising,” “high-affective,” “low-affective,” and “self-destructive” based on their positive and negative affect. …”
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297
A New Method of Fault Feature Extraction Based on Hierarchical Dispersion Entropy
Published 2021-01-01“…Hierarchical dispersion entropy can realize the comprehensive feature extraction of the high- and low-frequency band information of vibration signals and overcome the problems that dispersion entropy and multiscale dispersion entropy are insufficient to extract the fault feature information of vibration signals. …”
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298
Social networking friendships: A cross-cultural comparison of network structure between MySpace and Wretch
Published 2010-01-01“…A cross-cultural comparison of social networking friendship between MySpace (in USA) and Wretch (in Taiwan) was conducted utilizing the high- and low-context framework proposed by Edward T. …”
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299
Nonlinear Dynamic Analysis on Dual-Rotor-Bearing-Casing System for Marine Gas Turbine
Published 2024-01-01“…To alleviate the vibration jump phenomenon, the radial clearance should be reduced to improve the coupling between the high- and low-pressure rotors. Reducing the mass eccentricity can effectively degrade the resonance peaks, but it will highlight the hard resonance characteristics. …”
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300
The effect of a learning approach based on experience and prior knowledge on the mastery of the concept of static fluids
Published 2022-06-01“…This study aims to determine the difference in concept mastery between students who are taught with an experiential learning approach and students who are taught using a conventional approach to class XI Science at SMA Negeri 2 Makassar in the 2020/2021 academic year, to determine the differences in conceptual mastery between students who have high and low initial knowledge. This research is a type of quasi-experimental research (quasi-experimental), involving two groups, namely the experimental group and the control gro up. …”
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