The article presents a historical review. For several decades, the diseases of circulatory system have remained one most pressing problems mankind. However, in recent years there has been tendency to decrease mortality from cardiovascular pathologies including coronary heart disease. At dawn study artery disease, problem surgical treatment pathology looked practically unsolvable: was no knowled...

This article represents a complex research on the indirect methods of estimating incomes natural and legal persons, residents non-residents, control that is carried out based information from sources aims to identify taxpayers who obtained income did not declare it. The importance these indisputable, as they are applied in most states with efficient tax systems, given it possible calculate obli...