One important aspect of this is that CHWs' accounts of both successes and challenges involved material elements: leaky tins and dishracks evidenced successful health interventions, whilst bicycles, empty first aid kits and recruiting stretcher bearers evidenced the difficulties of resourcing and geography they are required to overcome.
Generating such scientific evidence is important in light of today's donor organ crisis and the associated difficulties of equitable resource allocation.
In this article we describe the difficulties of testing/benchmarking resources in large Grid infrastructures and we present the software architecture implementation of GridBench, an extensible tool for testing, benchmarking and ranking of Grid resources.
Experience with SWAps highlights both the importance and difficulties of pooling resources, agreeing priorities, coordinating reporting systems, monitoring, and embedding aid flows within national plans and budgets as a pre-requisite for creation of comprehensive approaches.
It has been argued that the lack of evidence for resource partitioning in biodiversity experiments may be related to the difficulty of quantifying resource use, especially in plant systems where species depend on a limited number of common resources, such as light, water and nutrients [14].
Chief Executive Eric Schmidt has long talked about the difficulty of balancing resource demands as Google grows.
As Paul Dayton of Scripps observes, one of the difficulties of managing marine resources is that nobody any longer has a clear idea of what a normal habitat is like.There is a movement in America to get 20% of the coastal waters set aside as reserves within the next 20 years.
This brief historical reminder highlights the main difficulties of designing terminological resources for radiology in general and structured reporting in particular.
As the war progressed he was faced with the difficulty of juggling resources to maintain both the 2nd New Zealand Division in the Middle East and the 3rd New Zealand Division in the Pacific theatre.
Non-university programs in general encounter more difficulties in terms of resources [ 8].
