One of the most important problems for distribution companies is to find the best locations for depots and to find proper routes for transportation vehicles and to optimize supply network. This study intends to develop a model for the problem of location-routing in post offices. So, a new Bi-Objective Location-Routing Problem for Locating Town Post Office and Routing Parcels is defined. This pr...

1. Iranian Research Center for HIV/AIDS, Iranian Institute for Reduction of High-Risk Behaviors, Tehran University of Medical Sciences, Tehran, Iran 2. Clinical Research Development Center, Amir-Almomenin Hospital, Tehran Medical Sciences Branch, Islamic Azad University, Tehran, Iran 3. Dept. of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehr...

1 Assosiated Professor, Dental Research Center, Dentistry Research Institute, Department of Restorative Dentistry, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran 2 Professor, Dental Research Center, Dentistry Research Institute, Department of Restorative Dentistry, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran 3 Research Member, Dental Resear...

a Technology Foresight Group, Department of Management, Science and Technology, Amirkabir University of Technology, Tehran, Iran b Office of Sustainabilty, Amirkabir University of Technolgy, Tehran, Iran c Futures Studies Research Institute, Amirkabir University of Technology, Tehran, Iran d Aalto University, School of Science, P.O. Box 14100, FI-00076 Aalto, Espoo, Finland e Escuela Técnica Su...

the position of financial organization would be increasingly decisive in the next decade in view of the frightening competition. with the increasing number of businesses and growing competitions today, each organization wants to be the customer’s first choice and try to satisfy them for getting loyalty for their future endurance in the market.  however, it is open to ask whether the organizatio...

Dexamethasone Increases the Frequency of Post-Dural Puncture Headache (PDPH): An Evidence Based Reality Fardin Yousefshahi Department of Anesthesia and Critical Care, Tehran Heart Center, Tehran University of Medical Sciences, Tehran, Iran Corresponding author: Fardin Yousefshahi, Department of Anesthesia and Critical Care, Tehran Heart Center, Tehran University of Medical Sciences, Tehran, Ira...

1. Pharmaceutical Sciences Research Center and Dept. of Phytopharmaceuticals (Traditional Pharmacy), School of Pharmacy, Shiraz University of Medical Sciences, Shiraz, Iran 2. Research Office for the History of Persian Medicine and Dept. of History of Medicine, Shiraz University of Medical Sciences, Shiraz, Iran 3. Faculty of Traditional Medicine, Tehran University of Medical Sciences, Tehran, ...

Post-Spinal Headache: A New Possible Pathophysiology Ali Shahriari, and Mahdi Sheikh Department of Anesthesiology, Roozbeh Hospital, Tehran University of Medical Sciences, Tehran, Iran Maternal, Fetal and Neonatal Research Center, Tehran University of Medical Sciences, Tehran, Iran Corresponding author: Ali Shahriari, Department of Anesthesiology, Roozbeh Hospital, Tehran University of Medical ...