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361
Clusters explaining the relation between menopause and self-reported periodontal disease: a cross-sectional study
Published 2025-01-01“…Clusters #1 and #2 insignificantly reported more gingival bleeding, tooth sensitivity and calculus (p > 0.05). Cluster #3, on the other hand, presented with more self-reported oral dryness (p ≤ 0.05). …”
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362
A Multiscale Fractal Approach for Determining Cushioning Curves of Low-Density Polymer Foams
Published 2025-01-01“…The accuracy of the theoretical predictions achieved using fractal calculus elucidates how to predict multiscale phenomena associated with foam heterogeneity across space, density, and average pore size, which influence the foam chain’s molecular motion during impact loading conditions.…”
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363
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364
Study on the Deformation Mechanism of the Bottom Plate along the Empty Lane of Deep Mining and the Control Technology of the Bottom Drum
Published 2022-01-01“…Aiming at the problem of the deformation of the roadway floor plate during the laneway during the retention period, the mechanical model of the roadway floor is established, and the deformation characteristics of the roadway floor and the change law of the bottom drum are studied and analyzed through theoretical calculation and calculus simulation, revealing the instability mechanism of the surrounding rock of the roadway under the stress disturbance environment, and when not affected by the adoption, the roadway forms a certain stress concentration area within the effective range of support. …”
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