1 Extremophiles Laboratory, Department of Microbiology, Faculty of Biology and Center of Excellence in Phylogeny of Living Organisms, College of Science, University of Tehran, Tehran, Iran 2 Department of Stem Cells and Developmental Biology, Cell Science Research Center, Royan Institute for Stem Cell Biology and Technology, ACECR, Tehran 19395-4644, Iran 3 Applied Virology Research Center, Baq...

1. Performance Monitoring and Budgeting Center, Ministry of Health and Medical Education, Tehran, Iran 2. Dept. of Health Management and Economics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran 3. Health Management and Economics Research Center, Iran University of Medical Sciences, Tehran, Iran 4. Dept. of Health Services Management, School of Health Management an...

Roghieh Kharaghani, Mohammad Shariati, Afsaneh Keramat, Masud Yunesian, Alireza Moghisi. Department of Midwifery, Zanjan University of Medical Sciences, Zanjan, Iran; Department of Community Medicine, Tehran University of Medical Sciences, Tehran, Iran; Institute for Environmental Research, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran; Center for Health Related S...

1Heath Information Management Research Center, Hormozgan University of Medical Sciences, Bandar Abbas, IR Iran 2Department of Librarianship and Medical Information Sciences, Tehran University of Medical Sciences, Tehran, IR Iran 3Department of Librarianship and Medical Information Sciences, Shahid Beheshti University of Medical Sciences, Tehran, IR Iran 4Nursing and Midwifery Care Research Cent...

Elham Maserat, Reza Safdari, Hamid Asadzadeh Aghdaei, Alireza khoshsirat, Mohammad Reza Zali. Student of Allied Medical Sciences School, Tehran University of Medical Sciences, Tehran, Iran; Professor of Allied Medical Sciences School, Tehran University of Medical Sciences, Tehran, Iran; Research institute of Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Science, Teh...

1. Department of Pharmacology, School of Medicine, Shahed University, Tehran, Iran. 2. Neuroscience Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran. 3. School of Medicine, Shahed University, Tehran, Iran. 4. Department of Psychiatry, Shahid Beheshti University of Medical Sciences; Tehran, Iran. 5. Behavioral Research Center, Shahid Beheshti University of Medical Sc...

In communities which consume rice as main food, importance of risk assessment forcontaminants is always taken into consideration by health authorities. The present study isan attempt for monitoring of 56 pesticides from different chemical groups in rice samplescollected from local markets in Tehran and estimation of daily intake of interested pesticidesthrough this monitoring. A valid method ba...

INTRODUCTION The balance between revenue and cost of an organization/system is essential to maintain its survival and quality of services. Emergency departments (ED) are one of the most important parts of health care delivery system. Financial discipline of EDs, by increasing the efficiency and profitability, can directly affect the quality of care and subsequently patient satisfaction. Accordi...

We use a variety of combinatorial techniques to prove several theorems concerning fractional dimension of partially ordered sets. In particular, we settle a conjecture of Brightwell and Scheinerman by showing that the fractional dimension of a poset is never more than the maximum degree plus one. Furthermore, when the maximum degree k is at least two, we show that equality holds if and only if ...

1- Department of surgery, Tehran University Medical Sciences, Tehran, Iran 2- Surgical Oncology, Montreal, Canada , [email protected]