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Journal of Youth and Adolescence - Although acculturation is considered a mutual process, no measure assesses attitudes toward mutual acculturation. Through a novel four-dimensional measurement,...  相似文献   
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We estimate the impact of having attended centre-based daycare institutions during early childhood on math test scores at the fourth grade level of elementary school. We find evidence that daycare attendance has a net impact on math proficiency, and that the effects are heterogeneous. The effect of daycare and kindergarten attendance on proficiency varies according to mother’s education. The effects of the impact of daycare vary from ?0.28 standard deviation for mothers with no education to 0.42 standard deviation for mother’s with college or more.  相似文献   
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Populists often demonize outgroups while undermining institutions that protect citizens against the abuse of state power. Under these conditions, how can vulnerable communities protect themselves? We argue that actors coupling a normative commitment to human rights with the local organizational capacity to intervene can systematically reduce victimization. Focusing on the Philippine Catholic Church in the country's ongoing “drug war,” we identify five potential mechanisms producing protection. Directly, these actors can raise attention, offer sanctuary, or disrupt enforcement, while indirectly they can shrink vulnerable populations and build local solidarity. We evaluate this argument with a mixed-method research design. A new dataset of over 2,000 drug war killings throughout Metro Manila shows that neighborhoods with a Catholic parish experience approximately 30% fewer killings than those without. Original interviews with clergy and laity in these parishes support both direct and indirect mechanisms, with strongest evidence for attention raising and building community solidarity.  相似文献   
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Differentiation of living fingers, fake fingers and fingers from dead bodies was investigated using spectral analysis. For this purpose, reflection and transmission spectra in the wavelength region from 400 to 1650 nm were recorded from living volunteers and corpses. In an additional small test series (one living volunteer, three cadavers), time-resolved spectral images were prepared using reflectance (derived from pulse oximetry). The dynamic differences in the curves (including the absorption changes caused by the blanching effect and the pulse) provide initial approaches for the realisation of systems for liveness detection. Significant differences that would be useful for the integration into fingerprint recording systems of methods to defend against forgeries are discussed.  相似文献   
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Fentanyl is a synthetic opioid agonist used for pain control. Often administered as a transdermal patch, it is an interesting drug for study of postmortem redistribution. We hypothesized that fentanyl concentrations would increase over time after death, as measured in blood drawn on the day prior to autopsy and in blood drawn at the time of autopsy in ten cases where fentanyl patches were identified at the scene. Concentrations were compared, and heart blood to femoral blood ratios were calculated as markers of postmortem redistribution. Fentanyl concentrations measured in peripheral blood drawn the day of autopsy (peripheral blood 2 [PB2]) were higher than those drawn the day prior to autopsy (peripheral blood 1 [PB1]) with a mean ratio (PB2/PB1) of 1.80. The ratio of heart blood concentrations (HB) to femoral blood concentrations drawn at autopsy (PB2) had a mean ratio (HB/PB2) of 1.08. Some cases had blood from the same source analyzed at two different laboratories, and concentrations of fentanyl in those samples showed inter‐ and intralaboratory differences up to 25 ng/mL. Postmortem fentanyl concentrations may be affected by antemortem factors, postmortem redistribution, and laboratory variability. Forensic pathologists must use caution in interpreting fentanyl levels as part of death investigation.  相似文献   
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The article focuses on Lukes' treatment of the relation between power and responsibility. By attempting to draw a sharp distinction between power and structural constraint, I argue, Lukes unnecessarily excludes from his analysis a wide range of significant and inegalitarian social constraints on freedom. The article defends a more structural approach to the study of power, one that employs democratic evaluative standards. Power relations are more or less legitimate, by this view, depending on the extent to which they enable the people they affect to help shape and reshape them. Contra Lukes' claim that structural approaches are incapable of accounting for the relationship between power and responsibility, I argue that they are fully compatible with theories of political responsibility. Even if no identifiable agent or agents can be held morally responsible for creating a given relation of domination, those actors whose actions helped produce that relationship are obligated to attempt to understand and to change it.  相似文献   
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Abstract: Recent organ retention scandals and law suits have created a focus on the practice of saving postmortem tissues for extended examination or research purposes. The New Mexico Office of the Medical Investigator (OMI) established a policy to notify families about organ retention and the subsequent disposition of the tissue. The OMI examined the success of this policy in regards to the retention of brains for extended examination by analyzing data abstracted from verbal consent forms from 2003 to 2006. During this time, 715 cases were identified as needing an extended examination of the brain. The percentages of brains saved in any given year, as a percent of the total number of autopsies performed that year, were: 2003 6.5%, 2004 10.4%, and 2005 11.8%. The disposition was cremation in 79% of cases, release with the body after a determined period of time in 14%, and cut fresh in 4%. In conclusion, the instigation of a policy on the verbal notification of the next of kin when organs are retained can be successfully implemented.  相似文献   
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