Asoma is an unusual type of hemivertebra distinct from lateral hemivertebra in its underlying mechanisms, its rarity, its often isolated nature and the high risk of it causing medullary compression. We report a case of isolated partial agenesis of a vertebral body (asoma) diagnosed at 23 weeks' gestation by ultrasonography, in a fetus showing hyperkyphosis with vertebral canal disruption. The d...

Supply chain risk management has become a popular topic among both practitioners and researchers, and different models have been proposed to help companies prepare for and react to a disruption in their supply chain. However, less attention has been given to exploring the regional economic impact of these strategies following a disruptive event. This paper examines three different strategies a ...

In this study, we examine the effect of children on divorce risks in first and subsequent marriages in Sweden and compare risk patterns in the two types of marriages based on register data. We examine the impact of parity and the age of the youngest child while standardizing for age at marriage, premarital childbearing, calendar year, and marital duration. We apply our models to Swedish registe...

1. introduction natural hazards have existed in all periods of human life, but nowadays due to the exponential growth of human and population density in all aspects of life, especially in high risk areas, human has been faced with major disasters such as the asia tsunami, hurricane katrina and the earthquake in sichuan of china with significant casualties even in developed countries. these haza...

The risk of supply disruption increases as firms seek to procure from cheaper, but unproven, suppliers. We model a supply chain consisting of a single buyer and two suppliers, both of whom compete for the buyer’s order and face risk of supply disruption. One supplier is comparatively more reliable but also more expensive, while the other unreliable one is cheaper and faces higher risk of disrup...