One of the grand challenges for society is global security in food and nutrition. The ‘‘perfect storm’’ metaphor has been used by Sir John Beddington to describe the scenario that wemight be heading for, with simultaneous shortages for food, water, and energy within the foreseeable future. This Select highlights the need for a truly multipronged approach across scientific disciplines and countr...

The results for heavy-light mesons are summarized in Table 1. The results presented here are based on the same statistical sample, consisting of 102 quenched configurations at β = 6.0 with lattice size 16 × 48, as used in our study of fB and fBs [1]. The details of the NRQCD action, the evolution equation for calculating the heavy quark propagator, the method used for setting the lattice scale,...

Introduction: Virtual social networks are increasingly beingused by academics and students in health sciences. It is necessaryto examine opportunities and challenges of these networks basedon the views of faculty and students to describe the existingsituation and planning for proper use. The purpose of this studywas to explore the experiences of students and faculty membersabout opportunities a...

In developing countries, similar to other parts of the world, smartphones and social networks are highly popular. there are many challenges in use of social networks by the health system staff. Clinical photography plays an important role in the medical practice to determine the state, treatment and progression of a patient’s condition. ethical education is needed on how to take and share clini...

Précis This debate article highlights the challenges of health situation in Iran and some influencing or relevant factors such as health sector, welfare system and social protection, social exclusion and civil society from the viewpoint of an international partner. Some advanced experiences in Iranian health system and the manner of system for international cooperation have also been discussed.

This paper tries to sum up the discussions held during the sessions of GREC’09, as well as at the final panel session. As it is always good to know where you are coming from, the paper briefly takes a look back at the discussions held two years earlier, before looking ahead at the future challenges for our research community. A number of points raised two years ago remain very much valid, but w...