56 research outputs found

    Proton instability of 73^{73}Rb

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    The steps of territorial intelligence are based on the emergence of new fashions of exchange within the territory . It acts thus on the territorial visibility and hustles the places of strategic reflexion; by doing this, it takes part within the country, to make move the bond sociétal. This paper subjects a posture of collection and mutualisation of information within the territory

    Critically appraising the Cass Report: Methodological flaws and unsupported claims

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    Background The Cass Review aimed to provide recommendations for the delivery of services for gender diverse children and young people in England. The final product of this project, the Cass report, relied on commissioned research output, including quantitative and qualitative primary research as well as seven systematic reviews, to inform its recommendations and conclusions. Methods We critically evaluated the Cass report and the research that was commissioned to inform it. To evaluate the Risk of Bias within the seven systematic reviews commissioned by the Cass Review, we applied the ROBIS tool – a domain-based assessment of risk of bias within systematic reviews. It focuses on four domains (i) study eligibility criteria, (ii) identification and selection of studies, (iii) data collection and study appraisal, and (iv) synthesis and findings. To maintain rigour, the ROBIS tool was applied to each systematic review by two independent assessors, within Covidence, with conflicts resolved by an additional two independent assessors. We also conducted a detailed critical evaluation of the methods used in the survey of gender services for young people in Europe, the two quantitative studies of health records, and the qualitative study on the experience of gender dysphoria among young people and the claims made in the Cass report based on these studies. Results Using the ROBIS tool, we identified a high risk of bias in each of the systematic reviews driven by unexplained protocol deviations, ambiguous eligibility criteria, inadequate study identification, and the failure to integrate consideration of these limitations into the conclusions derived from the evidence syntheses. We also identified methodological flaws and unsubstantiated claims in the primary research that suggest a double standard in the quality of evidence produced for the Cass report compared to quality appraisal in the systematic reviews. Conclusions We discuss these issues in relation to how evidence regarding gender affirming care is framed, the wider political context, and the future for gender affirming care. The Cass report’s recommendations, given its methodological flaws and misrepresentation of evidence, warrant critical scrutiny to ensure ethical and effective support for gender-diverse youth

    Height and timing of growth spurt during puberty in young people living with vertically acquired HIV in Europe and Thailand

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    Objective: The aim of this study was to describe growth during puberty in young people with vertically acquired HIV. Design: Pooled data from 12 paediatric HIV cohorts in Europe and Thailand. Methods: One thousand and ninety-four children initiating a nonnucleoside reverse transcriptase inhibitor or boosted protease inhibitor based regimen aged 1-10 years were included. Super Imposition by Translation And Rotation (SITAR) models described growth from age 8 years using three parameters (average height, timing and shape of the growth spurt), dependent on age and height-for-age z-score (HAZ) (WHO references) at antiretroviral therapy (ART) initiation. Multivariate regression explored characteristics associated with these three parameters. Results: At ART initiation, median age and HAZ was 6.4 [interquartile range (IQR): 2.8, 9.0] years and -1.2 (IQR: -2.3 to -0.2), respectively. Median follow-up was 9.1 (IQR: 6.9, 11.4) years. In girls, older age and lower HAZ at ART initiation were independently associated with a growth spurt which occurred 0.41 (95% confidence interval 0.20-0.62) years later in children starting ART age 6 to 10 years compared with 1 to 2 years and 1.50 (1.21-1.78) years later in those starting with HAZ less than -3 compared with HAZ at least -1. Later growth spurts in girls resulted in continued height growth into later adolescence. In boys starting ART with HAZ less than -1, growth spurts were later in children starting ART in the oldest age group, but for HAZ at least -1, there was no association with age. Girls and boys who initiated ART with HAZ at least -1 maintained a similar height to the WHO reference mean. Conclusion: Stunting at ART initiation was associated with later growth spurts in girls. Children with HAZ at least -1 at ART initiation grew in height at the level expected in HIV negative children of a comparable age

    Earth as a Tool for Astrobiology—A European Perspective

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    The ImpacT Report An evaluation of the impact of information technology on children's achievements in primary and secondary schools

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    SIGLEAvailable from British Library Document Supply Centre-DSC:99/10199 / BLDSC - British Library Document Supply CentreGBUnited Kingdo

    Optimisation of the figure of merit of modified silicon-germanium alloys

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    SIGLEAvailable from British Library Document Supply Centre- DSC:0678.231F(AD-A--206420) / BLDSC - British Library Document Supply CentreGBUnited Kingdo

    The social and psychological needs of children of drug users Report on exploratory study

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    Research report was supported by funding from Forbairt, under the Science and Technology Against Drugs InitiativeAvailable from British Library Document Supply Centre-DSC:m02/22211 / BLDSC - British Library Document Supply CentreSIGLEGBUnited Kingdo

    Critical situations Reaction and performance

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    SIGLEAvailable from British Library Document Supply Centre-DSC:m02/13979 / BLDSC - British Library Document Supply CentreGBUnited Kingdo

    Transformation of soft coral (Coelenterata: Octocorallia) terpenes by Ovula ovum (Mollusca: Prosobranchia)

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    The faecal pellets from specimens of the prosobranch mollusc Ovula ovum found feeding on the soft coral Sarcophyton sp. at Eclipse Island, Palm Island Group (18°46'S; 146°33'E) in November 1980 were analysed. The only terpene present in the faeces, 7,8-deoxysarcophytoxide, differed from the major constituent of the soft coral, sarcophytoxide, suggesting that the latter had been transformed into the former within the cowrie. This transformation is not trivial, and could not be produced simply by acid catalysis. Subsequent analysis of tissues dissected from different regions of O. ovum indicates that the transformation is probably effected by enzymes in the digestive diverticula stomach region of the prosobranch. The transformed compound is significantly less toxic to the mosquito fish Gambusia affinis Baird and Girard than the ingested compound

    Inequality in an American city: Atlanta, Georgia, 1960-1970

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    SIGLELD:6217.133(17) / BLDSC - British Library Document Supply CentreGBUnited Kingdo
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