Background. Osteoarthritis (OA) is a chronic and degenerative pathology that affects joints in particular hands, knees, hip and lower back. The prevalence and incidence is in continuous increase for the advanced ageing of the population and the increasing presence of risk factors such as...

With the increasing popularity of e-commerce systems, commercial transactions are becoming more and more frequent. Such transactions are not direct but mediated, putting the buyer in a position of weakness with respect to the seller, especially in the case of a failure of a transaction. The...

With the increasing popularity of e-commerce systems, commercial transactions are becoming more and more frequent. Such transactions are not direct but mediated, putting the buyer in a position of weakness with respect to the seller, especially in the case of a failure of a transaction. The...

Progress in health is usually measured by means of indicators of health status such as premature mortality ratio or life expectancy. There is evidence that in more developed countries, despite general health improvement, inequalities in health among individuals are worsening. Most of these...