Background  Exclusive breastfeeding for the first six months and continued breastfeeding up to 2 years or more is a desirable approach for infant’s nutrition. A mother's breastfeeding empowerment is considered an important factor in promoting breastfeeding and identifying its facilitating factors can contribute to the development of effective policies and intervention. This study with a qualita...

Introduction: The increasing number of global health initiatives have contributed to improving access to health services and building knowledge platforms. However, the distribution of activities and knowledge produced has been uneven. To scope the scientific output in global health, publications from 2008-2017 were reviewed to identify major players, assess the extent of involv...

Background: One of the main duties of a faculty member is to research in the field of medical education. The aim of this study was to investigate the effective factors on strengthening of research incentive in professors’ training. Methods: This study is cross-sectional (analytical descriptive study). The Target population was all teachers in Birjand University of Medical Sciences. Krejcie & Mo...

Twente. Beta is the largest research centre in the Netherlands in the field of operations management in technology-intensive environments. The mission of Beta is to carry out fundamental and applied research on the analysis, design, and control of operational processes.

Focus group discussion is a research methodology in which a small group of participants gather to discuss a specified topic or an issue to generate data. The main characteristic of a focus group is the interaction between the moderator and the group, as well as the interaction between group members. The objective is to give the researcher an understanding of the participants' perspective on the...

Article history: Received 30 September 2007 Accepted 11 December 2008 Available online30December2008

In this course, one main objective is to demonstrate the wide applicability of operations research tools to real systems. Hence, we will focus on modeling and analysis of various economic and social problems as illustrated by examples from the literature. Although we will not cover any solution technique in depth, we will introduce some new analysis tools that are typically outside the scope of...

Demand information is an input for a great deal of operations research models. Assumed as given in many problem instances addressed in the literature, demand data are di cult to generate. In this tutorial, we provide an introduction to disaggregate demand models that are designed to capture in detail the underlying behavioral mechanisms at the foundation of the demand.