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Optimizing Patient Flow and Resource Utilization: Transfer Centers as Strategic Command Hubs in Multi-Hospital Healthcare Systems
Full text linkHealthcare systems face unprecedented operational challenges including capacity constraints and financial pressures, exacerbated by workforce shortages and shifting care delivery models. Optimized transfer centers emerge as a strategic solution, functioning as centralized hubs that coordinate inter- and intra-facility patient transfers while integrating clinical decision-making with logistics and bed management. This article explores how such centers serve as catalysts for enhancing access, efficiency, and cost control across a ten-hospital health system in the DMV region. Through a performance transformation framework, the article examines the structural and technological components contributing to effective transfer center operations, including centralized communication platforms, real-time data integration systems, standardized triage protocols, bed management visualization technologies, and interdisciplinary staffing models. Key outcomes demonstrate significant improvements in transfer times, emergency department boarding, resource utilization, and financial performance. The implementation framework focuses on improving performance and lowering costs for outbound BLS ambulance and wheelchair van services for acute patient transport, while simultaneously reducing administrative burden on clinicians who were previously arranging outbound transportation and decreasing overall length of stay. Optimized transfer centers represent a high-impact intervention for healthcare systems seeking to improve resource allocation while enhancing quality and equity of care across distributed networks
The Serotonin Hypothesis for Depression: A Comprehensive Study
Full text linkIt has been observed a sharp growth in the number of diagnoses of depression (under the MDD [Major Depressive Disorder] spectrum) in the last decades, accompanied by a similarly increase in sales of antidepressants in several societies, leading to depression being currently considered an epidemic (WHO). The predominant understanding of the cause for depression, the serotonin hypothesis, conveyed by 80% of the population, dates back to the 1960s, when the first antidepressants were being developed. This article sought to verify this state of affairs from the main literature available, starting from the original pharmacological development of antidepressants and their implication in the body�s physiology. Most of the literature gathered for this study did not validate the hypothesis as the most plausible main cause for depression, while nonetheless, this continues to be widespread by pharmaceutical industries and most medical practitioners as such
“History” as a Pet Subject of Theorists vs. What Historical Researchers Do
Full text linkThe present article challenges both postmodern and later philosophy (or theory) of history for a neglect of analysis of what historical researchers actually do. Historical research is focussed on problems and their solutions, just as research of natural scientists. Theorists of history have since the 1960s tended to think that what historians do is equal to write history in a narrative form. Sometimes these theoreticians even deny the past as a reference. Neither these theorists nor newer anti-narrativist theorists (three examples are discussed) have examined what historical researchers do when they deal with problems and seek new knowledge. Finally, a brief discussion between two historical researchers (on Mao�s strategy) is analysed as an example of actual formation of new knowledge in history.
The Concept of Christology: Exploring the Theological Understanding of the Divinity and Humanity of Christ
Full text linkThroughout the history of the early church, Christian theology has consistently recognized the concept of Christology. The topic of the divinity and humanity of Christ has attracted a wide range of attention among theologians. Despite this recognition, there have been some conflicts specifically related to Christological theology. The study rests on the nature and understanding of the divinity and the humanity of Christ. The present study will address the understanding of the theological concept of Christology and how we perceive the coexistence of human and divine aspects. Thus, exploring the human and the divine attributes of Jesus Christ in dialogue with contemporary experts. The Christological theology emphasizes the importance of Jesus Christ in Christian theological contemplation. Christology addresses the fundamental inquiry of "Who is Jesus" due to skeptics and limited believers. It also stresses the need for categorization of Christ\u27s divine and human nature, similar to the disciples\u27 question about Jesus\u27 obedience to every circumstance
A General Method for Construction of Bivariate Stochastic Processes Given two Marginal Processes
Full text linkGiven two arbitrary univariate stochastic processes {Yt}, {Zt}, assumed to only share the same time t. When considered as describing (time dependent) random quantities that are physically separated (the baseline case), the processes are independent for every time epoch t. From this trivial case we move to the case where physical interactions between the quantities make them, at any moment t, stochastically dependent. For each time epoch t, we impose stochastic dependence on two �initially independent� random variables Yt, Zt by multiplying the product of their survival functions by a proper �dependence factor�� ?t (yt,zt) , obtaining in this way a universal (�canonical�) form of any (!) bivariate distribution (in some known cases, however, this form may become complicated thou it always exists). This factor, basically, may have the form ?t(y,z) = exp[ - ?0y ?0z� ?t(s;u) dsdu ] whenever such a function ?t(s;u) exists, for each t.� That representation of stochastic dependence by the functions ?t (s;u) leads, in turn, to the phenomenon of change of the original (baseline) hazard rates of the marginals, similar to those analyzed by Cox (1972) and, especially Aalen� (1989) for single pairs (or sets) of, time independent, random variables. That is why, until Section 4, we would rather consider single random vectors (Y, Z)� joint survival functions, mostly as a preparation to the theory of bivariate stochastic processes {(Yt, Zt)} constructions as initiated in Section 4.�
The bivariate constructions are illustrated by examples of some applications in biomedical and econometric areas. Reliability applications, associated with the considered �micro shock ? microdamage� paradigm, obviously may follow.�
The Radii and Densities of Elementary Particles and Periodic Table Nucleons
Full text linkWe calculate the size as the radius of a sphere, along with the density of all the elementary particles of the first column of the Standard Model of Particle Physics viz. the Up and Down quarks, the electron, the electron neutrino, the proton, the neutron, and the nuclei of all the elements and isotopes of the Periodic Table, using their known masses and the previously calculated radii (r) of the electron and the electron neutrino since re/re = me/me, can be extended further to calculate rp, rn, rUp,� rDown and their densities, and rNucleon Number with a Table of nucleon radii that increase and nucleon density that decrease as the number of nucleons increase. The radii of the largest size nuclei can be observed experimentally by electron microscopes as confirmation of the theoretical calculations
Coupling of CO2 Emissions and Economic Growth Across the U.S. between 2010 and 2015
No full textTo mitigate climate change it will be necessary to reduce greenhouse gas emissions and this transition is likely to involve an impact on economic output. We adopt the U.N. sustainable development indicator 9.4.1, CO2 emissions per unit of value added, to explore the change over time of the value of economic output as CO2 emissions change. CO2/GDP is most often studied at the national level, but data are available for the 2010-2015 time period to estimate CO2 emissions at the county level in the U.S. Available gridded data allow us to calculate emissions by county for 10 economic sectors, and thus to examine the relationship between CO2 emissions in counties and the locations, populations, and economic activity of the counties at very fine geographic scale. We explore the 9.4.1 indicator at both the state and county scales in the U.S for the period 2010 to 2015. These county-level data reveal large heterogeneity with adjacent counties often exhibiting very different trends in CO2/GDP and states also showing diverse patterns of change. Although CO2 emissions were decreasing as GDP increased over this interval in the U.S. as a whole, the same was true in only four-fifths of its states and in only around one-third of its counties. There were many counties in which CO2 increased as GDP declined, or in other combinations of the two variables. Decoupling of CO2 emissions and economic growth was most apparent in counties with a large fraction of their emissions coming from electricity generation while decoupling was less common in counties with large emissions from the industrial sector. Counties from large urban concentrations were more likely to be decoupling of CO2 and GDP. The spatial heterogeneity at the county level suggests the variety and challenges in motivating the decoupling of emissions from economic growth.� Understanding the relationship between CO2 and GDP provides insight for future analyses on where to focus efforts to mitigate CO2 emissions and on how to reduce emissions in ways that are sensitive to issues of equity and efficiency
A Physics-based Model of Hydrogen Bond Disruption in Cell Membranes Under Electric Fields
Full text linkA physical model is presented for hydrogen bonding in an effort to better understand the� impact of electric fields on hydrogen bonds in human cells. Using fundamental dielectric physics� and hydrogen-bonding in cell membranes, the model indicates that little/no membrane� degradation will occur for external electric fields of ? 200V/cm. The model also indicates that� significant damage to the cell membrane will commence at external fields as low as 1kV/cm,� strong and irreversible cell membrane degradation will occur at 10kV/cm, and catastrophic cell� membrane damage will occur at 40kV/cm. Any cell membrane degradation (that permits water� molecules to permeate the normally hydrophobic cell membrane layer) is shown to be� particularly devastating for H-bond breakage. This work is important not only for determining� the safe-levels of external electric field for humans but also the external field levels that impact� the electroporation process where cancer cell membranes are purposely broken down with electric field.
The Carbon Footprint of Medical Procedures: Drivers, Emissions, and Decarbonization Strategies
Full text linkThe global healthcare sector, paradoxically, stands as a significant contributor to the very climate crisis it aims to mitigate. Estimates suggest that healthcare accounts for a substantial portion of global greenhouse gas (GHG) emissions, ranging between 4% and 10% of total worldwide emissions, and approximately 8.5% within the United States.1 This impact directly contradicts the fundamental medical principle of "do no harm," as climate change itself poses a major and escalating threat to human health. Medical procedures, particularly those conducted within energy-intensive operating rooms (ORs), are identified as primary drivers of these emissions. Key contributors include the disproportionately high energy consumption of ORs, which can be up to six times greater than that of standard clinical wards, the pervasive use of potent Anaesthetic gases, the widespread adoption of single-use medical devices and consumables, and the often-overlooked yet significant carbon footprint associated with patient and staff travel.3 Effective strategies for reducing these emissions necessitate a multi-faceted approach. This includes optimizing operational energy use within facilities, transitioning towards reusable medical devices, implementing robust reprocessing programs for single-use devices, adopting Anaesthetic agents with lower global warming potential (GWP), enhancing comprehensive waste management practices, leveraging telehealth services to reduce travel, and integrating sustainable principles into procurement policies. These strategic shifts not only contribute to environmental stewardship but frequently result in considerable economic benefits through cost savings.8 Achieving net-zero healthcare demands a systemic transformation, embedding sustainability into every layer of decision-making, from individual clinical actions to overarching national policy frameworks. This report elaborates on these critical drivers and outlines a comprehensive set of strategies to mitigate healthcare\u27s environmental impact
Synthesis and in Silico Biological Activity of Novel Bridged Systems based on 5-Formyl Derivatives Oof Pyrimidine-4,6-Diols
Full text linkThe growing body of publications on the synthesis of 1,3-diazine-bridged systems has drawn increasing attention to these compounds. The aim of our work was to synthesise novel bisazomethines derived from 4,6-dihydroxy-2-methylpyrimidine-5-carbaldehyde (1). A series of Schiff bases was obtained via nucleophilic addition of aliphatic diamines to the carbonyl group of substrate�1. Water was employed as the sole solvent during synthesis, affording target products in 85�90% isolated yields. Structural confirmation was achieved by �H and ��C nuclear magnetic resonance (NMR) spectroscopy. In silico screening (PASS Online, CLC-pred, Antivir-pred, and GUSAR Online) revealed that the synthesised bisazomethines exhibit broad-spectrum bioactivity, including antihypertensive, antibacterial, and anticancer properties, while maintaining Class 4 toxicity (low risk). Thus, we report novel bridged bisazomethines based on a 5-formyl derivative of� 2-methylpyrimidine-4,6-diol, which combine a promising safety profile with multifaceted biological activity