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Advanced Search Results For "Li, Fei"

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 "Li, Fei"
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Fundus changes presented by OCT and OCTA after scleral buckling for rhegmatogenous retinal detachment

Publication Type: Academic Journal

Source(s): Guoji Yanke Zazhi, Vol 22, Iss 7, Pp 1203-1209 (2022)

Abstract: AIM: To observe the changes of the morphology and structure of macula, blood flow density of macula and optic disc, as well as retinal nerve fiber layer thickness by optical coherence tomography(OCT)and optical coherence tomography angiography(OCTA)in ...

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Development and Testing of a Mobile Phone App for Risk Estimation of Gas Volume Expansion and Intraocular Pressure Elevation in Patients With Intravitreous Gas or Air Tamponade: Interobserver Assessment Study

Publication Type: Academic Journal

Source(s): JMIR mHealth and uHealth, Vol 7, Iss 6, p e14592 (2019)

Abstract: BackgroundPars plana vitrectomy (PPV) with intravitreous tamponade of gas or air has been widely used for a series of vitreoretinal diseases. It is estimated that 100,000 patients per year undergo PPV globally, and half of them were subsequently tampon...

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Enhanced piezoelectric properties and domain morphology under alternating current electric field poled in [001]-oriented PIN-PMN-PT single crystal.

Publication Type: Academic Journal

Source(s): Journal of Applied Physics; 9/21/2022, Vol. 132 Issue 11, p1-11, 11p

Abstract: Copyright of Journal of Applied Physics is the property of American Institute of Physics and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users ma...

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The lunar shape and its gravity field

Publication Type: Academic Journal

Source(s): Acta Geodaetica et Cartographica Sinica, Vol 51, Iss 6, Pp 897-908 (2022)

Abstract: This paper reviews the research progress, acquisition methods and representative results of lunar shape and its gravity field from the perspective of the application of surveying and mapping science and technology in lunar exploration. Moreover, the ma...

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End-of-life discussions reduce the utilization of life-sustaining treatments during the last three months of life in cancer patients

Publication Type: Academic Journal

Source(s): Scientific Reports, Vol 12, Iss 1, Pp 1-9 (2022)

Abstract: Abstract Studies to examine the impact of end-of-life (EOL) discussions on the utilization of life-sustaining treatments near death are limited and have inconsistent findings. This nationwide population-based cohort study determined the impact of EOL d...

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Design, synthesis, and anticancer activity of three novel palbociclib derivatives

Publication Type: Academic Journal

Source(s): Frontiers in Oncology, Vol 12 (2022)

Abstract: Cancer is one of the most serious diseases threatening human health, so it is particularly important to develop effective tumor-targeting drugs. As the first CDK4/6 inhibitor, palbociclib effectively inhibits tumor proliferation by blocking the cell cy...

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A class of completely monotonic functions involving the polygamma functions

Publication Type: Academic Journal

Source(s): Journal of Inequalities and Applications, Vol 2022, Iss 1, Pp 1-16 (2022)

Abstract: Abstract Let Γ ( x ) $\Gamma (x)$ denote the classical Euler gamma function. We set ψ n ( x ) = ( − 1 ) n − 1 ψ ( n ) ( x ) $\psi _{n}(x)=(-1)^{n-1}\psi ^{(n)}(x)$ ( n ∈ N $n\in \mathbb{N}$ ), where ψ ( n ) ( x ) $\psi ^{(n)}(x)$ denotes the nth deriva...

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Holiday ratio of hospitalization and 30‐day readmission rates among cancer patients after major surgery

Publication Type: Academic Journal

Source(s): Cancer Medicine, Vol 11, Iss 3, Pp 743-752 (2022)

Abstract: Abstract Background To determine the association of 30‐day readmission with weekend discharge and the number of holiday days during a hospital stay (holiday ratio). Methods This retrospective cohort study used the clinical research database and cancer ...

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Stability Control of Slopes in Open-Pit Mines and Resilience Methods for Disaster Prevention in Urban Areas: A Case Study of Fushun West Open Pit Mine

Publication Type: Academic Journal

Source(s): Frontiers in Earth Science, Vol 10 (2022)

Abstract: During the century-long mining process of the Fushun west open pit, slope slippage and deformation caused varying degrees of horizontal deformation, uneven settlement, and ground cracks on the surface of the urban areas, which caused a certain degree o...

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Social-ecological system changes in China from 1990 to 2018

Publication Type: Academic Journal

Source(s): Ecological Indicators, Vol 139, Iss , Pp 108926- (2022)

Abstract: Social-ecological systems provide a comprehensive scientific framework for understanding the complex processes and interactions between natural and human systems. However, system analysis with assumptions of reducibility, linear trade-offs or synergies...

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