739 research outputs found

    Evaluation of Philippine Corn Statistics

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    This paper aims to broaden people’s knowledge in which the country’s official corn statistics are produced. It presents the estimation procedures used for area, production and yield. Comparisons are made among the estimators sourced from official and design estimates and from independent sources.economic/development modelling, rice commodities, rice farm, data and statistics, corn and corn products

    Evaluation of Philippine Corn Statistics

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    This paper aims to broaden people’s knowledge in which the country’s official corn statistics are produced. It presents the estimation procedures used for area, production and yield. Comparisons are made among the estimators sourced from official and design estimates and from independent sources.economic/development modelling, rice commodities, rice farm, data and statistics, corn and corn products

    El proceso de mentorización: un espacio para la reflexión docente

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    En este trabajo destacamos y reflexionamos sobre algunas cuestiones surgidas dentro de nuestra actividad en un proceso de mentorización del profesorado novel. Este proceso tiene como principal objetivo la mejora en la formación docente. Además, en estos momentos de cambio hacia el Espacio Europeo de Educación Superior (EEES), se constituye en un espacio de reflexión sobre la docencia de todo el profesorado participante que trasciende a todo el área a la que pertenece dicho profesorado

    Las diapositivas como apoyo al discurso oral en la docencia universitaria: perspectiva de los estudiantes en el marco de un proceso de mentorización

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    Presentamos un estudio que surge en el seno de un proceso de mentorización de profesorado universitario novel desarrollado en la Facultad de Ciencias de la Educación de la Universidad de Granada, en la titulación de Maestro de Educación Primaria. En este contexto, el potencial de las diapositivas como apoyo al discurso oral del profesor emerge como una de las cuestiones relevantes en la reflexión sobre la práctica docente en una asignatura de Didáctica de la Matemática. Ante la diversidad de críticas que recibe este recurso, recurrimos a la opinión de los estudiantes para indagar en el uso de las diapositivas como apoyo para el desarrollo de las explicaciones expositivas, con el objetivo de identificar posibilidades y limitaciones del uso de este recurso y entender las implicaciones de su uso en el aula

    Stent-armed kyphoplasty in osteoporotic thoracolumbar fractures—clinical and functional results and a center experience over 10 years

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    Background: The optimal treatment of osteoporotic vertebral fractures is still a controversial and under discussion topic. Armed kyphoplasty with expansive intravertebral implants is an emerging procedure, which, in theory, it not only makes it possible to achieve instant analgesia, and to get stabilization gains of benefits of kyphoplasty and vertebroplasty, but also, allows for a more effective maintenance of the restored vertebral height. Methods: A retrospective observational study is presented, in which 30 patients participated, including a total of 33 osteoporotic thoracolumbar compression burst vertebral fractures with involvement of one or both vertebral platforms and of more than one fifth of the posterior wall. These individuals underwent armed kyphoplasty with VBS® stents (or stentoplasty) filled with bone cement over 10 years (between 2012 and 2022) at the same center. Clinical (visual analogue scale, Oswestry Disability Index and Patient Global Impression of Change) and imaging results (restoration and maintenance of vertebral body heights) achieved were investigated. The mean follow-up time was 4.5 years (range, 1-10 years). Results: There was a statistically significant improvement in all clinical and functional parameters evaluated, as well as a statistically significant difference in the various vertebral body heights between preoperative and end of follow-up time [increase of 10.7-15.2-5.0 mm (anterior-median-posterior) in the sagittal plane and 6.7-11.6-9.7 mm (right-median-left) in the coronal plane]. There was a statistically significant direct correlation between vertebral heights in the coronal plane, and between the Beck index assessed at the end of the follow-up period and the improvement in functional disability. Conclusions: The percutaneous transpedicular posterior approach, the ability to anatomically restore the fractured vertebra and to maintain it in the medium-long term, as well as the reduced risk of adverse effects, make stent-armed kyphoplasty a very attractive treatment option for osteoporotic compressive thoracolumbar fractures. A clinical-morphological correlation was demonstrated regarding the surgical treatment of these fractures, it was found that a more effective morphological restoration of vertebral heights in both the sagittal and coronal planes is associated with superior satisfactory clinical functional parameters.info:eu-repo/semantics/publishedVersio

    Massive glosso-cervical arteriovenous malformation: the rationale for a challenging surgical resection

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    Massive arterivenous malformations (AVM) in the cervico-facial area are rare but potentially life-threatening. Treatment protocols are not well-established. A 41-year old man presented large painless rubber-like mass within the entire neck, which also extended intraorally through the floor of the mouth, showing a slow growing pattern for 5 years. Angiography diagnosed it as cervicofacial AVM. Treatment approach consisted on the embolization of the right upper thyroid, lingual and facial arteries under intravenous sedation. Three days later, bilateral radical neck dissection and subtotal glossectomy was performed. A musculo-cutaneous pectoralis major pedicled flap was harvested to reconstruct the floor of the mouth. Treatment of massive AVMs in the cervico-facial area is challenging due to the associated disfigurement and frequent recurrence rate due to incomplete resection. Also, massive bleeding may be present despite pre-operative super-selective embolization. A new case is presented with focus on surgical treatment considerations

    The European Federation of Organisations for Medical Physics Policy Statement No. 6.1: Recommended Guidelines on National Registration Schemes for Medical Physicists

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    This EFOMP Policy Statement is an update of Policy Statement No. 6 first published in 1994. The present version takes into account the European Union Parliament and Council Directive 2013/55/EU that amends Directive 2005/36/EU on the recognition of professional qualifications and the European Union Council Directive 2013/59/EURATOM laying down the basic safety standards for protection against the dangers arising from exposure to ionising radiation. The European Commission Radiation Protection Report No. 174, Guidelines on Medical Physics Expert and the EFOMP Policy Statement No. 12.1, Recommendations on Medical Physics Education and Training in Europe 2014, are also taken into consideration. The EFOMP National Member Organisations are encouraged to update their Medical Physics registration schemes where these exist or to develop registration schemes taking into account the present version of this EFOMP Policy Statement (Policy Statement No. 6.1"Recommended Guidelines on National Registration Schemes for Medical Physicists")

    IX Reunión de Consenso en Tratamiento Oncológico: cáncer de pulmón. Córdoba, marzo 2006

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