The relationship of vitamin D3 with the duration of mechanical ventilation and mortality is still unknown. Therefore, this study aimed to determine the effect of using high-dose vitamin D on the duration of mechanical ventilation among the patients admitted to the intensive care unit. The current double-blinded clinical trial was performed on 44 mechanically ventilated, adult patients. Us...

The article discusses the choice of power and type drive motor for system controlling vibration amplitude rectifier rocker arms continuously variable mechanical transmission, intended use on a vehicle. Formulas calculating required torque rotational speed with planetary differential control gear are given. It is shown that an electrohydraulic provides operation system. results testing presented.

schizophrenia is a severe neuropsychiatric disorder with symptoms such as hallucination, delusion and mental disorder. it is a complex disorder, in which genetic components play a crucial role in its pathogenesis. among candidate genes for schizophrenia, neuregulin 1 (nrg1) gene is the most important gene,  association of which with the illness has been confirmed in several studies. single nucl...

Domestic innovations and technology imports play important roles in boosting relative demand for skilled labor force. These factors are in turn influenced by domestic R&D investments and international trade. Using a translog cost function, this paper studies the effect of technology imports and other factors including output level and physical capital stock on the shares of skilled labor force ...