1,721,136 research outputs found

    L'ombra della giovinezza. Federigo Tozzi e le arti figurative

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    Il volume indaga i rapporti tra Federigo Tozzi e gli artisti suoi contemporanei (scultori, pittori, incisori e illustratori) e integra con saggi e interventi il catalogo della Mostra omonima tenutasi al Museo Santa Maria della Scala di Siena tra aprile e luglio 2022

    Federigo Tozzi e Ada Negri: il carteggio inedito (con un articolo ritrovato)

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    Pubblicazione integrale del carteggio tra Federigo Tozzi e Ada Negri, con ampia introduzione e in appendice La recensione di Tozzi a Le solitarie (L'Idea Nazionale)

    Complementary and alternative medicine (CAM) in headache of children and adolescents: Open-label Italian study

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    Objective.The aim of the present research is to evaluate and to compare various nutraceuticals and food supplements in the headaches prophylaxis. Background. Recently the use of complementary and alternative medicine, nutraceuticals and food supplements, in prophylaxis and attack therapy of headaches is spreading both in adulthood and in childhood age. Methods. 99 children, 6-17 years, females 44 and males 55, suffering from primary headaches and admitted to Headache Center in the years 2016- 2017 are the sample. 7 patients were excluded because they did not adhere to the study due to lack of therapeutic compliance and because they did not return to clinical controls. The patients referred to the Headache Center are selected consecutively. The open-label study evaluating clinical trial concerns the evaluation of the following parameters: headache diagnosis according to International Headache Society criteria (ICHD-III, 2013 beta version), migraine index; the prophylaxis and attack therapies at time zero and after 12 months. The compounds used to prophylaxis therapy are: Mg citrate, Mg oxide and Mg aspartate (compound n°1), Bisglycinate Mg + L-Tryptophan + Niacin + B2 Vitamin + D Vitamin (compound n°2), Oxide Mg + Partenium + Andrographis paniculata + coenzyme Q10, B2 Vitamin (compound n°3). Each compound was compared with the other to evaluate clinical efficacy. Attack therapy: Paracetamol, Ibuprofen, ketoprofen, Indomethacin. Informed consent was obtained for participation in the study by the parents of the children. Statistical analysis is made by Kruskal -Wallis test and analysis post hoc Conover. Results. 22 females and 24 males suffer from Migraine without aura, 9 females and 12 males from Migraine with Aura, 11 females and 14 males from Tension Type Frequent Headache. The therapy as with compounds n°1, 2 and 3 is effective in reducing migraine index and reduces the use of attack therapy in all the cases very significantly (p=0.000001). In MwoA the compound n° 1 is less effective than compounds n° 2 and 3(p=0.00089).In MA compound n° 3 is less effective than compounds n° 2 and 1 (p=0.0044). In FETTH, compound n° 3 is less effective compared to compound n° 2 (p=0.052). Conclusion. The use of nutraceuticals and food supplements appears to be effective and also encouraging as it is well accepted by parents and children themselves

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis
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