Abstract A variety of methods, including both modeling and non-modeling water balance techniques, are used in this study to estimate availability allocated for different demands. The area under investigation is the shared Diyala River basin between Iraq Iran, which vulnerable climate change impact upstream control aims enhance watershed management. Two rainfall-runoff models were applied, Tanh ...

Sinus-node function was characterized in 13 patients during cardiac catheterization by the introduction of progressively premature atrial depolarizations. Curves relating the extent of sinus-node depression following these premature depolarizations and their degree of prematurity were constructed. The maximum extent of sinus-node depression following premature depolarizations and A-V-nodal and ...

background: considering the importance of entering doctoral students to universities with hard competition, in order to detect the predictive power of entrance exam grade in educational achievement in early years, we attempted to investigate the efficacy of entrance exam with basic scientific test. methods: the existing data from national organization for education testing and education center ...

fluoride is one of the most important elements in the composition of teeth and bones. this element can enter the body via different ways. however, drinking water is the most important way to receive fluoride by a lot of people. an increase in fluoride level in the body causes dental fluorosis and its absence leads to teeth decay. standard rate of fluoride in drinking water is determined by the ...

Nesting cavities are often a limited resource that multiple species use. There is an ongoing discussion on whether invasive cavity nesting birds restrict the availability of this key limited resource. While the answer to this question has important conservation implications, little experimental work has been done to examine it. Here, we aimed to experimentally test whether alien cavity nesting ...

background: university entrance is accompanied by major changes in social relationship, rules, and expectations that lead to psychological disorders in susceptible students. the goal of this research is to study the anxiety rate in iranian medical residents in 2010‑2011. methods: this study is a cross‑sectional, descriptive study. it contains 370 medical residents from the 1st year to the 4th y...

1. Dept. of Epidemiology, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran 2. Dept. of Epidemiology, School of Public Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran 3. Dept. of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran 4. Dept. of Epidemiology, School of Medicine, Kurdistan Uni...

particular factors play major roles in the development of urban tourism. cities with a plethora of tourist attractions and facilities often attract a large number of tourists. therefore, to pave the ground for developing urban tourism facilities, first it is essential to identify attractions and resources and then to assess and prioritize them. the existence of various attractions and the geogr...