The paper is devoted to topical issues of tax accounting. research topic very important because it provides information external and internal users in order control the process accrual, completeness timely payment taxes. Since legislation changing at a fast pace every accountant must be competent these changes, as well involved assessment taxes their payment. This also applies corporate income ...

background :hypertension is an important public-health challenge worldwide. the prevalence of hypertension greatly varies across countries. the aim of this study was to estimate the prevalence of self-reported hypertension and to determine related factors in a large random sample of tehran population in 2011.   methods : in this cross sectional study, 69173 individuals aged 25–64 years were sel...