34 research outputs found

    Morphological aspects of male and female hands

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    This is an electronic version of an article published in Annals of Human Biology, 1996, 23(6), 491-494. Annals of Human Biology is available online at informaworldTM http://www.informaworld.com/smpp/content~content=a739339013~db=all~order=pageThis journal article discusses a series of hand radiographs from Gwynedd, North Wales, which were assessed for frequencies in digital and metacarpal formulae between the genders

    Case report 16

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/46771/1/256_2004_Article_BF00347143.pd

    Feasibility studies for the measurement of time-like proton electromagnetic form factors from p¯ p→ μ+μ- at P ¯ ANDA at FAIR

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    This paper reports on Monte Carlo simulation results for future measurements of the moduli of time-like proton electromagnetic form factors, | GE| and | GM| , using the p¯ p→ μ+μ- reaction at P ¯ ANDA (FAIR). The electromagnetic form factors are fundamental quantities parameterizing the electric and magnetic structure of hadrons. This work estimates the statistical and total accuracy with which the form factors can be measured at P ¯ ANDA , using an analysis of simulated data within the PandaRoot software framework. The most crucial background channel is p¯ p→ π+π-, due to the very similar behavior of muons and pions in the detector. The suppression factors are evaluated for this and all other relevant background channels at different values of antiproton beam momentum. The signal/background separation is based on a multivariate analysis, using the Boosted Decision Trees method. An expected background subtraction is included in this study, based on realistic angular distributions of the background contribution. Systematic uncertainties are considered and the relative total uncertainties of the form factor measurements are presented

    [Oto-palato-digital syndrome. Clinico-radiological study].

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    Oto-palato-digital (OPD) or Tyabi syndrome is a familiar, X-linked bone dysplasia with intermediate expression, in females or autosomal dominant with more severe manifestations in males. In the past both the clinical features (flat face with sunken and broad nasal bridge, antimongoloid slant of palpebral fissures, palatoschysis, conductive deafness, short and broad thumbs and big toes, nail dystrophy) and radiological findings (thick and dense base of the skull, prominence of supraorbital ridges, middle ear bone deformities with dense ossicles, large and broad vertebral bodies, posterior defects of neural arches of the vertebrae, carpal and tarsal bone fusions, short and broad nail phalanges) have been well described and established. The present report describes 7 patients (4 females and 3 males) all belonging to the same family (the first described in this country) and all presenting the clinical and radiological features of OPD syndrome. A cranial and spinal CT was performed on one patient, with peculiar findings
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