30 research outputs found

    European Nature and Health Network Initiatives

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    Attention to the importance of nature and human health linkages has increased in the past years, both in science and in policy. While knowledge about and recognition of the importance of nature and human health linkages are increasing rapidly, challenges still remain. Among them are building bridges between relevant but often still somewhat disconnected sectors and topics. There is a need to bring together researchers in the fields of health sciences, ecology, social sciences, sustainability sciences and other interdisciplinary sciences, as well as for cooperation between governments, companies and citizens. In this chapter, we introduce European networking initiatives aimed at building such bridges

    Determination of the effect of pressure on viscosity at high shear rates by using an injection molding machine

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    The effect of pressure on rheological behavior of polymer melts is surely a significant phenomenon for polymer processing, and its determination has been the object of several studies which highlighted the difficulties in performing accurate measurements. Even more important is the determination of this effect at very high shear rates, which cannot easily be obtained by conventional rheometers. In this work, a slit rheometer was located at the nozzle of the injection molding machine to obtain rheological measurements by means of two pressure transducers. Pressure values were analyzed by an original method to evaluate the pressure coefficient and the viscosity at zero pressure. The zero pressure viscosity aligned with independent rheological measurements obtained in previous works. The effect of pressure on viscosity was described by means of a parameter whose values resulted to be in line with those obtained in previous works, although the highest shear rates explored in this work were at least one order of magnitude larger. © 2017 Wiley Periodicals, Inc. J. Appl. Polym. Sci. 2017, 134, 45277

    Wikipedia and osteosarcoma: a trustworthy patients' information?

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    The English version of the online encyclopedia, Wikipedia, has been recently reported to be the prominent source of online health information. However, there is little information concerning the quality of information found in Wikipedia. Therefore, we created a questionnaire asking for scope, completeness, and accuracy of information found on osteosarcoma. Three independent observers tested the English version of Wikipedia, as well as the patient version and the health professional version of the US National Cancer Institute (NCI) website. Answers were verified with authoritative resources and international guidelines. The results of our study demonstrate that the quality of osteosarcoma-related information found in the English Wikipedia is good but inferior to the patient information provided by the NCI. Therefore, non-peer-reviewed commonly used websites offering health information, such as Wikipedia, should include links to more definitive sources, such as those maintained by the NCI and professional international organizations on healthcare treatments. Furthermore, frequent checks should make sure such external links are to the highest quality and to the best-maintained aggregate sites on a given healthcare topic
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