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Ewing sarcoma/primitive neuroectodermal tumor is classically a tumor of the soft tissue or bone in children and young adults, but several cases have been described in patients of all ages. Within the last decade, the clinicopathologic spectrum of Ewing sarcoma/primitive neuroectodermal tumor has been markedly expanded by recognition that the tumor may also(More)
The aim of this paper is to present a methodology for integrating Concurrent Engineering (CE) concepts in a steelwork construction project. Differences between construction sector and manufacturing sector are first reviewed through the description of the specificities of the construction sector in terms of organisations and main features projects. The(More)
We describe the clinicopathological features of a peripheral ameloblastic fibrosarcoma (PAFS) diagnosed in a 89-years-old man with a past history of recurrent peripheral ameloblastoma. Like other peripheral odontogenic tumors, PAFS shows histological features comparable to those of the central intraosseous form, with (fibro)sarcomatous proliferation(More)
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