background and objectives: human coronaviruses (hcovs) are one of the main causes of upper respiratory tract infections in humans. while more often responsible for mild illness, they have been associated with illnesses that require hospitalization. materials and methods: 270 samples from patients hospitalized with the respiratory infection during the autumn season of 2015 were evaluated for the...

considering that once-through benson boiler is one of the most crucial equipment of a thermal power plant, occurrence of any fault in its different parts can lead to decrease of the performance of system, and even may cause system damage and endanger the human life. in this paper, due to the high complexity of the system's dynamic equations, we utilized data-based method for diagnosing the faul...

· To understand the importance of weight loss and nutritional depletion in Chronic Obstructive Pulmonary Disease; · To develop an overview of the results of clinical trials of nutritional support in COPD; · To understand the aims of nutritional support in COPD and how support programmes might integrate with other therapies; · To understand the reasons why nutritional support programmes might be...