background: there are thirteen who collaborating centres in iran which no mechanism or model has ever been foreseen for the evaluation of them. this original research is innovative in iran, which has been offered by the researcher through a joint research project with who. methods: the aforesaid model has been approved by the international relation department of ministry of health& education. t...

A retrospective analysis of all National Neonatal Transport Programme (NNTP) transport data from 2004-2009 was performed. 1621 transports were conducted during this period with a yearly average of 271. The majority (96%) were ground transports. 1118 (69%) were forward transfers. Of the 446 (27.5%) retrotransfers, 411 (91%.) were to tertiary centres. When transported, 592 infants (36.5%) were <4...

Clinical networks have potential to increase elective surgical workload for benign conditions in non-cancer centres. The aims of this study were to determine outcomes for elective laparoscopic cholecystectomy in our unit and to evaluate early experience in managing benign surgical workload referred from the tertiary centre within our clinical network. An analysis of cholecystectomies performed ...

Construction of two vicinal all-carbon quaternary carbon centres is of great importance due to the common presence of such units in natural and unnatural molecules with attractive functions. However, it remains a significant challenge. Here, we have developed a palladium-catalysed general coupling for the efficient connection of two tertiary carbon atoms: Specifically, propargylic carbonate has...

A ssessment of vision and prescription of low vision devices are part of a comprehensive low vision service. Other components of the service include training the person affected by low vision in use of vision and other senses, mobility, activities of daily living, and support for education, employment or leisure activities. Specialist vision rehabilitation agencies have services to provide acce...