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Abstract: Ehlers–Danlos syndrome (EDS) type IV is a connective tissue disorder characterized by the inability to produce sufficient amounts of collagen or a defect in the structure of collagen. The most serious complications include a rupture of a viscus or vascular rupture with or without mural dissection. Death may result from internal hemorrhage. This report describes three cases of sudden and unexpected death caused by EDS type IV. Two cases involved hemothorax as a result of dissection of the subclavian artery and aorta, respectively. The third case represented spontaneous pulmonary rupture and hemorrhage. A detailed family history should be sought, and additional specimens collected to confirm the diagnosis, including skin fibroblasts for collagen testing and blood for DNA testing. The forensic pathologist should consider the possibility of EDS type IV upon discovery of spontaneous visceral or arterial rupture and should alert the family members of this hereditary and potentially fatal condition.  相似文献   
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This study is based on a sample of children from the Cape Town area in South Africa. The study compares the effects of witnessing school or neighborhood violence compared with being victimized in each context on psychological distress. The findings suggest that in the context of the school, victimization has a somewhat stronger effect on distress than witnessing violence. However, in the neighborhood, the opposite was the case. "Unknown locus of control" was also analyzed as a moderating variable. The findings are interpreted in the context of violence in South African society. The study also investigates the overlap between witnessing violence, victimization, and perpetration in the child's school and neighborhood. The vast majority of victims had been witnesses as well as perpetrators. Longitudinal research, which could track involvement in various forms of violence starting at a very early age, is needed to clearly assess the differential impact of each form of violence.  相似文献   
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A common finding for developed stock markets is that negative shocks entering the market lead to a larger return volatility than positive shocks of a similar magnitude. The following paper considers two emerging Eastern European Markets where the first point of investigation is whether an analogous asymmetric characteristic is reflected in emerging markets. The second point of investigation is whether the findings differ depending on the institutional microstructure of the exchange being examined. Hence, econometric techniques are adjusted and a ‘double-censored tobit GARCH’ model is developed. This paper finds that no asymmetry exists on either markets and possible reasons for this are proposed. JEL Classification: G14, G15, P21, P34.  相似文献   
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Suicide, a manner of death, ranked as the eleventh leading cause of death in the United States and accounted for approximately 30,000 deaths in 2001. A host of biological and psychosocial components interplay in a suicide investigation. Precipitating factors may include domestic quarrels, loss of employment, financial difficulties, substance abuse, chronic disease, or mental illness. The authors conducted a ten-year (1993--2002) retrospective review of suicide from all Medical Examiners' Offices in Kentucky. There were 2,864 suicides ranging between 11 and 96 years (average age 42.0 years). The majority of victims were males (81.7%) and Caucasian (94.8%). African-American females comprised the smallest group, consisting of only 0.59%. The preferred mode of death was by firearm (67.5%), followed by hanging (13.7%), overdose (9.9%), and carbon monoxide poisoning (4.4%). This comprehensive study discusses the trends of suicide in the United States during the twentieth century and underscores the importance of a multidisciplinary approach to the investigation and prevention of suicide.  相似文献   
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Jon A. Shields 《Society》2006,43(3):19-24
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Abstract: In the summer of 2006, a survey was sent to the 941 senior public administration executives who held the rank and title of deputy minister or assistant deputy minister in the federal, ten provincial and three territorial jurisdictions in Canada. The survey explored, among other variables, age, education, gender, ethno‐racial status, aboriginal background and career trajectory. The response rate to this survey was 43.61 per cent. Obviously those in the deputy/assistant deputy cadre (referred to in this article as the “public‐service élite,” or pse ) are important actors in the life of the Canadian state, but relatively little is known about them. The authors report on and analyse the meaning and significance of their findings not only for a Canadian perspective but also, on the value of such research in the broader comparative sense. Their data also allow the examination of various dimensions of representative bureaucracy at the most senior levels in Canada. Sommaire: Au cours de l'été 2006, un sondage sous forme de questionnaire a été envoyé aux 941 cadres supérieurs de la fonction publique qui occupaient des postes de sous‐ministres ou de sous‐ministres adjoints au gouvernement fédéral, au gouvernement des dix provinces et des trois territoires du Canada. Le sondage portait, entre autres variables, sur l'âge, l'éducation, le sexe, le statut ethno‐racial, les origines autochtones et la trajectoire de carrière. Le taux de réponse à ce sondage a été de 43,61 pour cent. Évidemment, les personnes qui occupent les postes de sous‐ministres et de sous‐ministres adjoints (désignés dans le présent article sous le nom d' «élite de la fonction publique» ou «éfp ») sont des acteurs importants dans la vie de l'État canadien, mais on les connaît assez peu. Les auteurs donnent un compte rendu et font une analyse de la signification et de 1'importance des résultats, non seulement pour avoir une perspective canadienne, mais aussi pour voir la valeur d'une telle recherche à des fins de comparaison plus vaste. Leurs données permettent également d'examiner diverses dimensions de la bureaucratie représentative aux niveaux les plus élevés du Canada.  相似文献   
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