introduction: the old age is one of the vulnerable classes of people in every society. the most important issue concerning the improvement of health and quality of life of the old age deals with preservation of a high degree of their independence in physical activities and continuation of an active life. the present research aimed at comparing the effect of two types of physical activity in wat...

In recycling, waste papers are segregated into various grades as they are subjected to different recycling processes. Highly sorted paper streams facilitate high quality end products and save processing chemicals and energy. Automated paper sorting systems offer significant advantages over human inspection in terms of worker fatigue, throughput, speed, and accuracy. As a consequence, many autom...

THE subject which I have chosen for this afternoon, "Some recent work on acute infectious diseases," naturally covers a very wide field, and in the time at my disposal I shall be able to discuss only a few aspects of the question, and these mainly from the clinical standpoint. I propose therefore to deal with the following diseases which I have ranged in alphabetical order, not in the order of ...