one of the important issues in transportation and logistics systems is vehicle routing problem (vrp). the vehicle routing problem is concerned with finding efficient routes of minimum total cost, beginning and ending at a central depot, for a fleet of vehicles to serve a number of customers. on the other hand, as a result of the increasing environmental concerns, economic problems and pressure ...

We describe a periodic review inventory system where emergency orders, which have a shorter supply lead time but are subject to higher ordering cost compared to regular orders, can be placed on a continuous basis. We consider the periodic review system in which the order cycles are relatively long so that they are possibly larger than the supply lead times. Study of such systems is important si...

This paper presents the author's experiences in deploying and later establishing a Cuban field hospital in response to the major earthquake that struck Chile in February 2010. It also reveals the initial difficulties the medical team faced and how collaboration with local social, medical and military partners contributed to response efficiency, and highlights the importance of Cuba's internatio...

The COVID-19 pandemic significantly impacted the Republic of Korea’s Health Emergency and Disaster Risk Management (Health-EDRM). This study aims to examine response pandemic, focusing on Health-EDRM, especially human resources, health services, logistics. Challenges in Korea, including lack medical workforce, confused risk communication, shortage hospital beds, inefficient distribution have be...

For the special relationship between logistics service quality and customer loyalty under the environment of C2C, on the basis of the three dimensions of Operation Logistics Service Quality, Relationship Logistics Service Quality and Cost Logistics Service Quality, the paper analyzed the relationship between customer satisfaction for third-party logistics service quality and customer loyalty fo...

Serious gaming approaches so far focus mainly on skill development, motivational aspects or providing immersive learning situations. Little work has been reported to foster awareness and decision competencies in complex decision situations involving incomplete information and multiple stakeholders. We address this issue exploring the technical requirements and possibilities to design games for ...

Clinical care is characterized by the distribution of data among personnel, locations, and various types of media. Clinical information systems (CIS) should provide help in collecting, preparing and presenting data. The dispersal of information emerges as a problem in clinical information systems especially when decisions have to be made with emergency patients. The primary goal of the research...