According to the forensic statistics, in Iran, 26 percent of those killed in traffic accidents are motorcyclists in recent years. Thus, it is necessary to investigate the causes of motorcycle accidents because of the high number of motorcyclist casualties. Motorcyclists' dangerous behaviors are among the causes of events that are discussed in this study. Traffic signs have the important role of...

vehicle crashes are amongst the major causes of mortality and results in losses of lives and properties. alarge number of the vehicle crashes occur on rural roads. accidents become more noteworthy in two-laneroads due to going and coming traffic. therefore, prediction of crashes and their causes are considerablyimportant to reduce the number and severity of the accidents. the safety index is a ...

It seems to be an open question whether Propositional Dynamic Logic (PDL) has Craig Interpolation. In fact, it even seems to be an open question if this is an open question: Multiple proofs have been claimed to be found but all of them also have been claimed to be wrong, both more or less publicly. This report tries to clarify the situation by discussing the proof by Daniel Leivant [11] from 19...

The question of whether people who stutter are generally more anxious than people who do not stutter has not yet been resolved. One major methodological barrier to determining whether differences exist has been the type of stuttering sample used. Studies investigating anxiety levels of those who stutter have mostly assessed people referred to stuttering therapy clinics, which is arguably a bias...

image analysis is an image processing technique that aims to extract features or information from images. image analysis in medicine has a special place because is a basis for disease diagnosis for physicians. electrophoresis is a laboratory separating technique. electrophoresis images are created during the electrophoresis process. serum protein and hemoglobin electrophoresis test are the most...

A new operational perspective on fundamental concepts related to customers, service, and value differs from servicedominant logic in its approach to service systems, value creation, value co-creation, service interactions, value facilitation, and value constellations. This perspective leads to two new tools for supporting service system design: 1) A “value blueprint” uses a swimlane representat...

Sir,—I refer to the recent review by Phillips, Daborn and Hatch [1]. Between 1991 and 1993 the Department of Anaesthetics in Newcastle examined the problem of preoperative fasting intervals for children presenting for routine surgery. An initial audit revealed that many children were undergoing prolonged fasts before anaesthesia. After reviewing the literature [2], 8 clear fluid fast of 2 h was...

The anterior insular cortex (AIC) is implicated in a wide range of conditions and behaviors, from bowel distension and orgasm, to cigarette craving and maternal love, to decision-making and sudden insight (“aha!”) . Its function in the re-representation of interoception offers one possible basis for its involvement in all subjective feelings. New findings suggest a fundamental role for the AIC ...

Lane 1. control jejunal extract; lane 2, A; lane 3, precursor; lane 4. HLe(a-b-); lane 5, Led; lane 6, lacto-N-tetraose; lane 7, lacto-N-fucopentaose I; lane 8,lacto-N-fucopentaose 11; lane 9, lacto-N-difucohexaose I; lane 10, lacto-N-difucohexaose 11; lane I I , lacto-difucotetraose; lane 12. lacto-N-neotetraose; lane 13. 2-fucosyl-lactose; lane 14, 3-fucosyl-lactose. Lanes 2-5 contain ovarian...