background: chronic illnesses are by definition long lasting and without a definitive cure. in iran, like in many other developing countries, chronic diseases are not merely diseases of the elderly. they also affect a much higher proportion of people during their prime working years and more so than in the developed countries. therefore, it is essential to understand the factors influencing the...

It is estimated globally 3.2 million children were living with HIV in 2014, that mostly in sub-Saharan Africa. However, the majority of them infected to HIV from their mothers during pregnancy, during delivery or breastfeeding (1). Antiretroviral therapy (ART) use during and after pregnancy is essential for prevention of mother-to-child transmission (PMTCT) of HIV (2).  In the absence of any in...

cash flow forecasting is an indispensable tool for construction companies, and is essential for the survivalof any contractor at all stages of the work. the time available for a detailed pre-tender cash flow forecast is oftenlimited. therefore, contractors require simpler and quicker techniques which would enable them to forecast cash flowwith reasonable accuracy. forecasting s-curves in constr...

In the recent decade, substantial reductions in child mortality rate occurred in both developed and developing countries. However, these achievements are now being threatened in many developing countries by the emerging of the HIV/AIDS epidemic, such that the decline in trend of child mortality rates has decreased in some countries and begun to reverse direction in others (1). In Iran, more tha...

Electronic Health Record (EHR) is a repository of patient health information shared among multiple authorized users. As a modern method of storing and processing health information, it is a solution for improving quality, safety and efficiency of patient care and health system. However, establishment of EHR requires a significant investment of time and money. While many of healthcare providers ...