growing population and increasing urbanization has led to the expansion of informal settlements. informal settlements in developing countries, more than other urban tissues are exposed to various risks and natural disasters. this type of settlements, often develop and spread without regard to natural hazards, with no specific plan and no attention to regulations. expansion of informal settlemen...

in this study, vanadium recovery from the steelmaking converter slag was studied. salt roasting-basic leaching is the process which was applied to separate and extract vanadium from steel making slag. ground slag was roasted after mixing with determined quantities of sodium carbonate. the effect of time and temperature of roasting and sodium carbonate content were studied. the optimum temperatu...

one of the basic assumptions of management accounting illustrate that costschanges has a significance relationship with increasing and decreasing in the levelof activity, recently after being raised of sticky costs issue by anderson and hiscolleagues this assumption was discussed. it means increases in costs by increasingthe more activity level of reduction in costs is exchange for the reductio...

Heart rhythm disorders, including bradyarrhythmias, atrial fibrillation (AF), and ventricular arrhythmias, become increasingly common with aging and represent important causes of morbidity and mortality among older adults. Older adults are particularly predisposed to these conditions due to the high prevalence of cardiovascular disease in conjunction with age-related changes that occur in the h...

BACKGROUND Patients' preferences and expectations should be taken into account in treatment decision making in the last phase of life. Shared decision making (SDM) is regarded as a way to give the patient a central role in decision making. Little is known about how SDM is used in clinical practice in advanced cancer care. OBJECTIVE To examine whether and how the steps of SDM can be recognized...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 introduction: since, accurate, appropriate, precise, timely, valid information, and valid interpretation of information is required and the basis for policy and decision making and planning in various levels of the organization management, this study was conducted to evaluate the district health information system evolutio...