The origin of queueing theory and its application traces back to Erlang’s historical work for telephony networks as recently celebrated by the Erlang Centennial, 100 Years of Queueing, Copenhagen, recalling his first paper in 1909. Ever since, the simplicity and fundamental flavour of Erlang’s famous expressions, such as his...

The recognition that chemicals in food, whatever their origin, might present a risk to the consumer has long been recognised. However, early food regulations at the beginning of the century were primarily aimed at prevention of adulteration and fraud rather than directed at consumer safety. It is only in the second half of the century...

This book provides readers with a single source reviewing and updating sociological theory in medical or health sociology. The book not only addresses the major theoretical approaches in the field today, it also identifies the future directions these theories are likely to take in explaining the social processes affecting...

A modern definition of health goes beyond the biological dimension to encompass human functionality and well-being. Quality of life is one of the most popular health-related concepts and simultaneously reflects several dimensions of individual health. Health-related quality of life (HRQoL) is taken to include physical, psychological, and...