Abstract Background Many factors may play a role in the severity and progression of gastroesophageal reflux disease (GERD) since pathophysiology is multifactorial. Data regarding GERD are controversial: some reports increased esophageal acid exposure (EAE) mucosal damage were considered as evidence for stable course, while others interprete these findings progression. The aim this study to anal...

introduction: parkinson’s disease is one of the most disabling diseases which by electrode implantation and stimulation of subthalamic nucleus (stn), much progress has been made in the treatment of drug resistant patient. this new method of neurosurgery may have some neuropsychological side effects on the patients. the main aim of this study is to evaluate the effects of this kind of treatment ...

grazing management plays an important role in the continuous and economicutilization of pastures. proper grazing management is a main factor for the accumulation ofplant litter which reduces soil erosion and increase the soil permeability to keep moremoisture in the soil. in current study, the effect of three different grazing intensities (low,moderate and high) along with the grazing gradient ...

background and purpose: severity of illness scoring systems is used for the classification of patients to receive medical services, predict the risk of mortality, determine hospital bed occupancy, and assess treatment progress. in iran, these scoring systems are not frequently used due to the lack of knowledge of medical staff. this study aimed to evaluate the effect of education on the knowled...

one of the most important summary measures of population health, is disability adjusted life years (daly), introduced for the first time in the project of global burden of disease (gbd), that is the newest as well as the most accepted and familial summary measure of health and the burden of diseases has been measured by this measure at national and regional levels in many countries of the world...