1,875 research outputs found

    Introduction to the History and Current Status of Evidence-Based Korean Medicine: A Unique Integrated System of Allopathic and Holistic Medicine

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    Objectives. Korean medicine, an integrated allopathic and traditional medicine, has developed unique characteristics and has been active in contributing to evidence-based medicine. Recent developments in Korean medicine have not been as well disseminated as traditional Chinese medicine. This introduction to recent developments in Korean medicine will draw attention to, and facilitate, the advancement of evidence-based complementary alternative medicine (CAM). Methods and Results. The history of and recent developments in Korean medicine as evidence-based medicine are explored through discussions on the development of a national standard classification of diseases and study reports, ranging from basic research to newly developed clinical therapies. A national standard classification of diseases has been developed and revised serially into an integrated classification of Western allopathic and traditional holistic medicine disease entities. Standard disease classifications offer a starting point for the reliable gathering of evidence and provide a representative example of the unique status of evidence-based Korean medicine as an integration of Western allopathic medicine and traditional holistic medicine. Conclusions. Recent developments in evidence-based Korean medicine show a unique development in evidence-based medicine, adopting both Western allopathic and holistic traditional medicine. It is expected that Korean medicine will continue to be an important contributor to evidence-based medicine, encompassing conventional and complementary approaches

    Dynamic Design for Collaborative Delivery Services

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    Over the last years, e-commerce has been surging rapidly due to rapid spread of the coronavirus pandemic (COVID-19). Customers’ demands and requirements are increasing as the importance of e-commerce grows globally, and finding optimal solutions to fully satisfy their wants is regarded an urgent issue of the global world. As a result of increased global output and the development of new technologies, the demand for delivery services has grown at an exponential rate. This study involves a dynamic design collabo- ration model in delivery service to overcome the intense competition under such market conditions. Also, a strategic decision-making model is designed as collaboration of delivery companies for the number of equal periods, during which the participant companies are forced to have their facilities/service open or closed (while their participation in collaboration system is not discontinued) in order to increase the efficiency and profitability of the collaboration system. A mathematical model is developed as multi-objective programming problem with profit maximization of the overall collaboration and incremental profit of each participating company. A numerical example is developed to demonstrate the model’s applicability

    Temporal Collaboration in Delivery Service Considering Defective Rate

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    In recent years, the COVID-19 problem has accelerated the growth of e-commerce to new enterprises, product categories, and customer segments. The e-commerce industry’s rapid expansion has resulted in an increase in parcel quantities. As a result of this growth, delivery companies are becoming more competitive, capturing market growth. This study proposes a temporal-collaboration model to overcome the intense competition. Moreover, there are cases of unforeseen accidents during the delivery processes such as loss, physical damage, or delay of delivery due to retainment of shipment in customs, which in turn may quickly reflect the delivery company reputation and reliability of its services. In order to maximize profit for each allied company, a mathematical model for network design is developed. Based on a co-operative game theory, a fair allocation method of coalition profit is also proposed. An example problem is used to demonstrate the applicability of the collaboration model

    Comparison of postoperative changes in the distal and proximal segments between conventional and sliding mini-plate fixation following mandibular setback

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    The purpose of the present study was to evaluate the postoperative three-dimensional (3D) changes in the proximal segments after mandibular setback sagittal split ramus osteotomy and to compare the changes between the conventional mini-plate fixation and semi-rigid sliding plate fixation

    Automated Physical Distancing Monitoring Using Yolov3

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    Physical distancing has been practiced and proven to be part of a solution to reduce the spread of COVID-19 during this pandemic. The method, when implemented together with other COVID-19 protocols such as face mask wearing, maintaining personal hygiene, and mass mobility limitation is very effective in reducing the airborne virus infection rate. As more and more countries and communities are returning to normal life during this pandemic, the enforcement of COVID-19 rules will need to be more automated to make it as least intrusive as possible. In this paper, we designed an automated physical distancing monitoring system using the YOLOv3 object detection library to detect people in the video frames of the system’s camera and determine the physical distance between them if more than one person is detected. The system has been implemented on our campus and has been shown to be sufficiently accurate in achieving those tasks

    A Mobile-Based Covid-19 Decision Support System Using Dempster-Shafer Theory

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    COVID-19 testing hesitancy is problematic but prevalent in many developing countries. Because of this, many governments face difficulties in limiting the rate of spread of the disease since it will impact adversely on the effectiveness of the track-and-trace program. This problem is a result of the relatively high cost of the test in these countries compared to the income of the population which has put off many people in getting the test. While the majority of the population recognize the importance of getting the test, many do not want to spend their money because they are unsure if they should, based on the symptoms they are experiencing. Also, ideally, people should be able to consult their General Practitioners to discuss their symptoms but to many people in developing countries, this may also be unaffordable. In this paper, we detail our solution that can improve this situation by developing a COVID-19 decision support system that is deployed as a mobile application. This application allows its user to enter the type of symptoms they are experiencing and provide a recommendation on whether to seek further medical advice or not. The application uses the Dempster-Shafer Theory and statistical inference based on the knowledge database developed through opinions gathered from medical experts. The process considers the similarity of symptoms of COVID-19 disease with several other diseases. The mobile application has also several features that are designed to help increase the understanding and awareness of its users about the disease and educate them about how to maintain their health and safety during the pandemic

    The Effects of Chunghyul-Dan, an Agent of Korean Medicine, on a Mouse Model of Traumatic Brain Injury

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    Chunghyul-Dan (CHD) is the first choice agent for the prevention and treatment of stroke at the Kyung Hee Medical Hospital. To date, CHD has been reported to have beneficial effects on brain disease in animals and humans, along with antioxidative and anti-inflammatory effects. The aim of this study was to evaluate the pharmacological effects of CHD on a traumatic brain injury (TBI) mouse model to explore the possibility of CHD use in patients with TBI. The TBI mouse model was induced using the controlled cortical impact method. CHD was orally administered twice a day for 5 d after TBI induction; mice were assessed for brain damage, brain edema, blood-brain barrier (BBB) damage, motor deficits, and cognitive impairment. Treatment with CHD reduced brain damage seen on histological examination and improved motor and cognitive functions. However, CHD did not reduce brain edema and BBB damage. In conclusion, CHD could be a candidate agent in the treatment of patients with TBI. Further studies are needed to assess the exact mechanisms of the effects during the acute-subacute phase and pharmacological activity during the chronic-convalescent phase of TBI
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