Vast metropolitan areas include both urban areas and rural outskirts. Between these areas, there are strong links to the point which they cannot be examined separately. There is a contemporary presence of residential function and working activity in the rural outskirts, as well as in the typical sector of agriculture. Therefore, the production of goods and services for the city requires a combi...

The composite galaxy luminosity function (hereafter LF) of 39 Abell clusters of galaxies is derived by computing the statistical excess of galaxy counts in the cluster direction with respect to control fields. Due to the wide field coverage of the digitised POSS-II plates, we can measure field counts around each cluster in a fully homogeneous way. Furthermore, the availability of virtually unli...

Explaining the Basics and Principles of maintenance upgrading urban streets with approach Islamic teachings Iranian culture (Imam Reza Zaman Street Mashhad)

Background: Substance abuse treatment is challenging in pregnancy, and methadone maintenance therapy (MMT) a therapeutic choice. Methadone can cross the placenta poorly secreted breast milk. Given these inconsistent findings of effect on neonatal outcomes, this study was done to investigate results neonates mothers treated with Mashhad. Methods: In retrospective cohort study, referring two acad...

BACKGROUND The Hajj Ceremony, the largest annual gathering in the world, is the most important life event for any Muslim. This study was designed to evaluate the incidence of stroke among Iranian pilgrims during the Hajj ceremony. METHODS We ascertained all cases of stroke occurring in a population of 92,974 Iranian pilgrims between November 27, 2007 and January 12, 2008. Incidence and risk f...