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A simulation-based network analysis of intervention targets for comorbid symptoms of depression and anxiety in Chinese healthcare workers in the post-dynamic zero-COVID policy era
Published 2025-05-01“…Abstract Background After the official end of the dynamic zero-COVID policy in China, healthcare workers continued to heavy workloads and psychological stress. …”
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Unraveling the relationships among pandemic fear, cyberchondria, and alexithymia after China’s exit from the zero-COVID policy: insights from a multi-center network analysis
Published 2024-11-01“…ObjectiveChina’s abrupt exit from the zero-COVID policy in late 2022 led to a rapid surge in infections, overwhelming healthcare systems and exposing healthcare providers to intensified psychological pressures. …”
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Epidemic Models with Varying Infectivity on a Refining Spatial Grid—I—The SI Model
Published 2024-09-01“…We consider a space–time SI epidemic model with infection age dependent infectivity and non-local infections constructed on a grid of the torus <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><msup><mi mathvariant="double-struck">T</mi><mi>d</mi></msup><mo>=</mo><msup><mrow><mo>[</mo><mn>0</mn><mo>,</mo><mn>1</mn><mo>)</mo></mrow><mi>d</mi></msup></mrow></semantics></math></inline-formula>, where the individuals may migrate from node to node. …”
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Bifurcation Analysis of an SIR Epidemic Model with the Contact Transmission Function
Published 2014-01-01“…We consider an SIR endemic model in which the contact transmission function is related to the number of infected population. By theoretical analysis, it is shown that the model exhibits the bistability and undergoes saddle-node bifurcation, the Hopf bifurcation, and the Bogdanov-Takens bifurcation. …”
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