background: improving patient safety is a priority of the international common. patient safety is a critical component to the quality of health care. the aim of this study was to assess patient safety culture among employees of health care providers, hospitals in tehran. methods: the survey was a cross-sectional study was done in 2010. data were collected from all the staff groups in hospitals ...

ingestion of foreign bodies is common and conservative treatment can eliminated most particlesfrom the gastrointestinal tractunless peritoneal signs appear. a 22-year-old man presented to emergency department who had ingested glass particles of a crushed beverage bottle. he complained of epigastric and periumbilical pain. physical examination did not revealany peritoneal signs. abdominal x-ray ...

A beryllium containment device suitable for wide angle x-ray scattering experiments with highly radioactive amorphous samples and conforming to safety regulations at synchrotron radiation sources is presented. The container made of three concentric tubes closed one end threaded caps. final looks like Russian nesting dolls. was tested a Cm-doped borosilicate glass, in transmission mode normal co...

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The predominant risk culture within the UK surrounding protecting children from online predators has a strong influence on the type of awareness raising activities being promoted for children. As reflected in the terminology in the field, e-safety has moved through Internet Safety to be commonly referred to in child protection circles as online safeguarding. Whether this change in terminology b...

Advanced driver support systems are often used by drivers as comfort systems. Drivers tend to adapt their behavior to the increased safety margins created by the system by driving at higher speeds and paying less attention to driving. From a traffic safety perspective, it is therefore important that driver support systems can adapt their support to how drivers actually use the system. We propos...

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This study aimed to investigate the relative performance of two models (negative binomial (NB) model and two-component finite mixture of negative binomial models (FMNB-2)) in terms of developing crash modification factors (CMFs). Crash data on rural multilane divided highways in California and Texas were modeled with the two models, and crash modification functions (CMFunctions) were derived. T...