738 research outputs found

    Thin-plate spline analysis of mandibular morphological changes induced by early class III treatment: a long-term evaluation

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    To evaluate the long-term mandibular morphological changes induced by early treatment of class III malocclusion with rapid maxillary expansion (RME) and facial mask (FM)

    Nurses\u27 Alumnae Association Bulletin, May 1957

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    Alumnae Notes Committee Reports Digest of Alumnae Meetings Graduation Awards - 1956 Letter from Hong Kong Leukemia Marriages Necrology New Arrivals Physical Advances at Jefferson President\u27s Message School of Nursing Report Two Year Programs in Nursing White Haven Repor

    Go East! I mercati adriatici come bacino di collaborazione e opportunit\ue0 di internazionalizzazione per le PMI del Nord Est

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    e Piccole e Medie Imprese (PMI) che approcciano i mercati internazionali risultano condizionate da almeno due fattori inibitori: la cosiddetta \u201cliability of foreigness\u201d \u2013 con cui si intende la scarsa conoscenza degli usi, costumi, delle leggi e delle istituzioni che caratterizzano un determinato mercato \u2013 e la \u201cliability of smallness\u201d. Quest\u2019ultima \u2013 anche intesa come \u201cvincolo dimensionale\u201d e pertanto riferita alla limitata disponibilit\ue0 di risorse e competenze a supporto dei processi di internazionalizzazione \u2013 rappresenta a detta di molti uno dei principali fattori che limitano il processo di espansione internazionale della piccola impresa

    Treatment and posttreatment effects of a facial mask combined with a bite-block appliance in Class III malocclusion.

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    Abstract INTRODUCTION: In this cephalometric investigation, we analyzed the treatment and posttreatment effects of an orthopedic protocol for Class III malocclusion consisting of a facial mask combined with a removable bite-block appliance. METHODS: The treated sample consisted of 22 Class III patients treated with the facial mask and bite-block protocol before the pubertal growth spurt (mean age, 8.9 +/- 1.5 years). Treated subjects were evaluated after facial mask and bite-block therapy and at a posttreatment observation in absence of retention. The treated group was compared with a matched control group of 12 untreated Class III subjects. All treated and control subjects were postpubertal at the final observation. Significant differences between the treated and control groups were assessed with the Mann-Whitney U test (P <0.05). RESULTS: Both angular and linear sagittal measurements of the maxilla showed significant improvements during active treatment. Significant improvements of SNA angle, ANB angle, overjet, and molar relationship remained stable during the posttreatment period. No significant effect was found in the mandibular skeletal measures. No significant protraction of the maxillary incisors or retraction of the mandibular incisors was observed. CONCLUSIONS: A bite-block appliance in the mandibular arch with a facial mask enabled effective control of mandibular rotation with progressive closure of the gonial angle. This added to the favorable maxillary outcomes of the treatment protocol. 2010 American Association of Orthodontists. Published by Mosby, Inc. All rights reserved

    Influence of activation protocol on perceived pain during rapid maxillary expansion

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    To investigate the influence of two different activation protocols on the timing and intensity of pain during rapid maxillary expansion (RME)

    Dental anomalies : prevalence and associations between them in a large sample of non-orthodontic subjects, a cross-sectional study

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    Background: To analyze the prevalence and associations between dental anomalies detectable on panoramic radiographs in a sample of non-orthodontic growing subjects. Methods: For this cross-sectional study, digital panoramic radiographs of 5005 subjects were initially screened from a single radiographic center in Rome. Inclusion criteria were: subjects who were aged 8–12 years, Caucasian, and had good diagnostic quality radiographs. Syndromic subjects, those with craniofacial malformation, or orthodontic patients were excluded and this led to a sample of 4706 subjects [mean (SD) age = 9.6 (1.2) years, 2366 males and 2340 females]. Sample was subsequently divided into four subgroups (8, 9, 10, and 11–12 year-old groups). Two operators examined panoramic radiographs to observe the presence of common dental anomalies. The prevalence and associations between dental anomalies were also investigated. Results: The overall prevalence of dental anomalies was 20.9%. Approximately, 17.9% showed only one anomaly, 2.7% two anomalies, while only 0.3% had more than two anomalies. The most frequent anomalies were the displacement of maxillary canine (7.5%), hypodontia (7.1%), impacted teeth (3.9%), tooth ankylosis (2.8%), and tooth transposition (1.4%). The lower right second premolar was the most frequent missing teeth; 3.7% had only one tooth agenesis, and 0.08% had six or more missing tooth (Oligodontia). Mesiodens was the most common type of supernumerary tooth (0.66%). Two subjects had taurodontic tooth (0.04%). Tooth transpositions and displacement of maxillary canine were seen in 1.4 and 7.5%, retrospectively (approximately 69 and 58% were in the 8 and 9 year-old groups, retrospectively). Significant associations were detected between the different dental anomalies (P < .05). Conclusions: The results of our study revealed significant associations among different dental anomalies and provide further evidences to support common etiological factors

    Gnathological features in growing subjects

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    Aim of this study was to evaluate the prevalence of temporomandibular disorders (TMD) in a sample of consecutive subjects

    Nurses\u27 Alumnae Association Bulletin - Volume 7 Number 11

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    Anna M. Shafer Barton Memorial Division Births Changes in the Ophthalmology Division Change of Address Clara Melville Fund Continental Tour Deceased Digest of Meetings Inter-County Hospitalization Plan Katherine Childs\u27 Letter Lost Members Marriages Miscellaneous Nursing Home Committee\u27s Report Physical Advantages President James L. Kauffman\u27s Letter President\u27s Greeting Private Duty Section Prizes Relief Fund School Nursing Silhouette of a Public Health Nurse Rooming-in of Infant with Mother Staff Activities The Student White Haven Divisio

    A study on text-score disagreement in online reviews

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    In this paper, we focus on online reviews and employ artificial intelligence tools, taken from the cognitive computing field, to help understanding the relationships between the textual part of the review and the assigned numerical score. We move from the intuitions that 1) a set of textual reviews expressing different sentiments may feature the same score (and vice-versa); and 2) detecting and analyzing the mismatches between the review content and the actual score may benefit both service providers and consumers, by highlighting specific factors of satisfaction (and dissatisfaction) in texts. To prove the intuitions, we adopt sentiment analysis techniques and we concentrate on hotel reviews, to find polarity mismatches therein. In particular, we first train a text classifier with a set of annotated hotel reviews, taken from the Booking website. Then, we analyze a large dataset, with around 160k hotel reviews collected from Tripadvisor, with the aim of detecting a polarity mismatch, indicating if the textual content of the review is in line, or not, with the associated score. Using well established artificial intelligence techniques and analyzing in depth the reviews featuring a mismatch between the text polarity and the score, we find that -on a scale of five stars- those reviews ranked with middle scores include a mixture of positive and negative aspects. The approach proposed here, beside acting as a polarity detector, provides an effective selection of reviews -on an initial very large dataset- that may allow both consumers and providers to focus directly on the review subset featuring a text/score disagreement, which conveniently convey to the user a summary of positive and negative features of the review target.Comment: This is the accepted version of the paper. The final version will be published in the Journal of Cognitive Computation, available at Springer via http://dx.doi.org/10.1007/s12559-017-9496-

    Supply chain contagion and the role of industrial policy

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    The COVID-19 pandemic triggered a major disruption in global value chains (GVCs) that pushed the global economy into a recession that promises to be worse than the 2008 crisis. This article illustrates the mechanisms through which the COVID-19 pandemic affected GVCs in the context of a changing configuration of the global economy. In particular, it is argued that GVCs became the main transmission channels of “economic contagion”. Finally, we posit that the pandemic provides an opportunity to revive the role of industrial policy as to govern the landslides of a world economy constantly pressured by globalization and deglobalization forces
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