1,721,042 research outputs found
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Another photograph of Isola d'Ischia on the Bay of Naples
Another photograph of Isola d'Ischia on the Bay of Naple
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A photograph of the seaside of Isola d'Ischia on the Bay of Naples.
A photograph of the seaside of Isola d'Ischia on the Bay of Naples
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A photograph of the hillside of Isola d'Ischia on the bay of Naples.
A photograph of the hillside of Isola d'Ischia on the bay of Naples
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A photograph of the Aragonese Castle situated on Isola d'Ischia in the Bay of Naples.
A photograph of the Aragonese Castle situated on Isola d'Ischia in the Bay of Naples
Going Beyond Counting First Authors in Author Co-citation Analysis
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
Analisi microbiologica della flora subgengivale in pazienti diabetici di tipo I (IDDM) controllati
Biological risk for hypogea: Shared data from etruscan tombs in italy and ancient tombs of the Baekje Dynasty in Republic of Korea
Biological growth represents one of the main threats for the conservation of subterranean cultural heritage. Knowledge of the conditions which favour the various taxonomic groups is important in delineating their control methods. Combining our experience regarding hypogea in Italy and the Republic of Korea, we aim to perform a critical review and comparison of the Biodeterioration Patterns (BPs) found, the materials used, and the conservative treatments applied. For this purpose, we focused on Etruscan tombs (Italy, 7th to 3th century BC) and the ancient tombs of the Baekje Dynasty (Republic of Korea, 6th to 7th centuries AD), most of which have been designated UNESCO World Heritage Sites, collecting original and bibliographic data as well as official documents. Results highlight the rich biodiversity of the bacterial and fungal species. Phototrophs were observed only in niches with sufficient light and the development of roots was also detected. Changes in humidity and temperature, the nature of the soil, nutrient accumulation, and vegetation above the hypogea along with human activities explain the different BPs. The effects of biocide treatments are also discussed, such as the emergence of dangerous fungal species. The shared data also enhance the role of overlaying tumuli and vegetation as well as protective barriers to reduce biological risk
Rilevamento di differenti genotipi di Actinobacillus actinomycetemcomitans nel cavo orale (I classificato sessione poster)
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