On the space of SARS-CoV-2 genetic sequence variants by A. Yu. Palyanov, N. V. Palyanova

“…In this article, we analyze the space of possible variants of SARS-CoV-2 genetic sequences both from a mathematical point of view and taking into account the biological limitations inherent in this system, known both from general biological knowledge and from the consideration of the characteristics of this particular virus. …”
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Organ Donation Conversations on X and Development of the OrgReach Social Media Marketing Strategy: Social Network Analysis by Wasim Ahmed, Mariann Hardey, Josep Vidal-Alaball

“…We investigate the influence of prominent profiles on X and meta-level accounts, including those seeking health information. …”
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Clinical Predictors of Hospital-acquired Pneumonia Associated with Acute Ischemic by Alexis Suárez Quesada, Ezequiel López Espinosa, Noelsis García Verdecia, Miguel Ángel Serra Valdés

“…Cases of hospital-acquired pneumonia associated with stroke accounted for 19, 9 %. Subjects who developed pneumonia were older (68.55 ± 13.51 vs. 63.08 ± 14.36 years), had a lower score in the Glasgow Coma Scale (8.00 ± 2.60 vs. 14.00 ± 2.82), and an increased number of leukocytes at admission (10.888 ± 3.487 vs. 9.233 ± 2.539 × 109/L). …”
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Time-Varying Total Stiffness Matrix of a Rigid Machine Spindle-Angular Contact Ball Bearings Assembly: Theory and Analytical/Experimental Verifications by Fawzi M.A. El-Saeidy

“…The bearing analyses take into account the bearing nonlinearities, cage rotation and bearing axial preload. …”
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BEAUTY IN MATHEMATICAL EDUCATION: SYNERGETIC WORLDVIEW by V. A. Testov

“…Therefore, symmetry and fractals are the most important concepts for the disclosure of the beauty of the universe, which determines their importance for mathematical learning and for aesthetic education of students.Practical significance. Taking into account the fact that the concepts of symmetry and fractals are directly related to each other, they should be jointly-taught. …”
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An Object-Oriented Systems Engineering Point of View to Develop Controllers of Quadrotor Unmanned Aerial Vehicles by Ngo Van Hien, Van-Thuan Truong, Ngoc-Tam Bui

“…Based on the industrial control point of view, development engineers must take costs and existing standards into account in order to effectively design, implement, and deploy control systems with reasonable costs. …”
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The Cost of Regulating Effort: Reward and Difficulty Cues With Longer Prediction Horizons Have a Stronger Impact on Performance by Nanne Kukkonen, Senne Braem, Jens Allaert, Joshua O. Eayrs, Nicoleta Prutean, S. Tabitha Steendam, C. Nico Boehler, Jan R. Wiersema, Wim Notebaert, Ruth M. Krebs

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Air Heat Pump in Wind Power by L. I. Gretchikhin, A. I. Hutkouski

“…Experimental studies of the operating propeller as a heat pump, taking into account the friction during rotation of the rotor in the stator of the electric generator, were carried out. …”
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The Influence of Coupled Thermomechanical Processes on the Pressure and Temperature due to Cold Water Injection into Multiple Fracture Zones in Deep Rock Formation by Bruno Figueiredo, Chin-Fu Tsang, Auli Niemi

“…Some very useful analytical solutions have been applied for a quick estimate of the water outlet temperature and injection/production pressures in this enhanced geothermal system (EGS), but they do not take into account the influence of thermomechanical and hydromechanical effects on the time evolutions of the pressure and temperature. …”
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Verbal Encoding Strategies in Visuo-Spatial Working Memory by Joana Pereira Seabra, Vivien Chopurian, Alessandra S. Souza, Thomas B. Christophel

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Research on Territorial Spatial Use Regulation, Land Element Allocation, and Regional Fiscal Transfer Payments: An Empirical Study of the Yangtze River Economic Belt by Wanmin Zhao, Yijia Gao, Aihui Ma

“…Currently, the state should establish a comprehensive regional fiscal transfer compensation mechanism that takes into account the fiscal payment capacities of “windfall profit regions” and the incentive effects on “windfall loss regions” when determining fiscal transfer amounts. …”
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History of Pain Research and Management in Canada by Harold Merskey

“…Scattered accounts of the treatment of pain by aboriginal Canadians are found in the journals of the early explorers and missionaries. …”
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Reducing Environmental Pollution Through Behavioral Change and Education: A Repeated Cross-Sectional Pilot Study by Junu Shrestha, Ranju Karki, Esther A. Adewusi

“…Therefore, the study concluded that environmental awareness, self-accountability, and education are effective in controlling single-use plastic and paper products and reducing trash generation. …”
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Effect of pore throats on the reservoir quality of tight sandstone: A case study of the Yanchang Formation in the Zhidan area, Ordos Basin by Wei Fanrong, Yan Xinzhi, Bai Yubin, Bai Yanjun, Zhou Kai

“…Large pore throats, which account for less than 15% of all pore throats, contribute more than 90% of the permeability, while pore throats less than 0.8 μm in diameter are major contributors to the reservoir space, and both the porosity and permeability decrease as the pore-throat diameter decreases.…”
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Trends in Air Pollutant Concentrations and the Impact of Meteorology in Shandong Province, Coastal China, during 2013–2019 by Na Zhao, Gang Wang, Guohao Li, Jianlei Lang

“…Using 2013 as the baseline, the inter-annual meteorological changes accounted for only 3.4–18.6% of the decrease in the five criteria pollutants—with little effect on the O3—between 2015 and 2019, indicating that emission control measures drove the long-term improvement in air quality during these years. …”
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Adherence to Dihydroartemisinin-Piperaquine Treatment among Patients with Uncomplicated Malaria in Northern Ghana by Abraham Rexford Oduro, Samuel Chatio, Paula Beeri, Thomas Anyorigiya, Rita Baiden, Philip Adongo, Patricia Akweongo

“…The in-depth interviews documented day-by-day account of doses taken, number of tablets taken during each dose, time of each dose, reasons for any leftover or missed dose, and whether or not there was vomiting. …”
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Automated Analysis of Service Life of Air-Lines of the Electricity Transmission of Electric Power Systems by E. M. Farhadzadeh, A. Z. Muradaliyev, S. A. Abdullayeva, A. A. Nazarov

“…It is recommended to organize the operation, maintenance and repair of these objects according to their technical condition, and since it determines the reliability and safety of the object, these properties should be taken into account more fully. The relevant recommendations in electric power systems are implemented at a qualitative level, intuitively, according to the operating experience. …”
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AI-powered estimation of tree covered area and number of trees over the Mediterranean island of Cyprus by Anna Zenonos, Sizhuo Li, Martin Brandt, Jean Sciare, Philippe Ciais

“…The model, previously applied in Denmark and Finland was completely re-tuned using local annotations to account for Cyprus’s specific conditions and achieved an overall accuracy of 90% and 93% to estimate the area covered by tree crowns and the number of trees, respectively. …”
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Agricultural waste management generated by agro-based industries using biotechnology tools by D. Sivakumar, P. Srikanth, P. Ramteke, J. Nouri

“…Selangor, Perak, and Johor account for 65.7 percent of the total number of recognised pollution sources in the manufacturing and agro-based sectors. …”
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Developing a new clinical governance framework for chronic diseases in primary care: an umbrella review by Walter Ricciardi, Gianfranco Damiani, Alessandra Buja, Vincenzo Baldo, Mark H Ebell, Roberto Toffanin, Mirko Claus

“…Interventions for patients and their families should focus on their values; on clinical, professional and institutional integration and finally on accountability to patients, peers and society at large. …”
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