1. Tehran Psychiatric Institute, Iran University of Medical Sciences, Tehran, Iran 2. Dept. of Community Health, Nursing and Midwifery, Tehran University of Medical Sciences, Tehran, Iran 3. Dept. of Medical-Surgical Nursing Abhar School of Nursing, Zanjan University of Medical Sciences, Abhar, Iran 4. Dept. of Medical-Surgical Nursing, Abhar School of Nursing, Zanjan University of Medical Scie...

abstract this study is an attempt to investigate functions of abhar city as a medium sized city in zanjan province spatial development structure. the method of this study is descriptive-analytical. some quantity models and methods are used in study of the role of this city and its hinterland. the economical models represent that, this city has basic conditions in the second and third economical...

Determining the most appropriate management strategies for balancing Abhar plain aquifer using SWOT analytical model

nowadays the quality of life is one of the factors that have special standing in the context of urban planning studies. this factor became significant due to the increasing importance of quality of life in the monitoring of public policy and its role as an efficient tool in the management and planning. urban life quality is usually measured through the surveying and evaluation of subjective per...

fanleaf degeneration, a disease caused by grapevine fanleaf virus (gflv), is considered as the most destructive grapevine viral disease worldwide causing severe losses in vineyards, annually. gflv is apparently believed to have originated from ancient persia and therefore, to restrict it in its further infections, a precise identification along with a monitoring of its distribution pattern is c...

The unprecedented outbreak of COVID-19 has affected every aspect the human life, be it health, social, or economic dimensions. anxiety and uncertainty wobbled economies countries worldwide. This study attempts to quantify impact on performance major stock markets G-7 nations vis-à-vis BRICS nations. An event methodology is employed capture effect systematic in form Buy Hold Abnormal Returns (BH...

BACKGROUND Nowadays significant attention is to nanocomposite compounds in water cleaning. In this article the synthesis and characterization of conductive polyaniline/clay (PANI/clay) as a hybrid nanocomposite with extended chain conformation and its application for water purification are presented. METHODS Clay samples were obtained from the central plain of Abhar region, Abhar, Zanjan Prov...