A very sound knowledge of variations of head and neck veins is important for General practitioners, plastic surgeons, interventional radiologists, internists and maxillofacial surgeons. Anatomic variations have a definite embryological basis and manifest their clinical impact. The Present study was…

Cuba es uno de los pocos lugares en el mundo donde se obtiene producción industrial de petróleo en rocas de la asociación ofiolítica. El primer yacimiento descubierto fue Motembo en 1881 y el más reciente Cantel en el año 1978.…

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Purpose: The international literature suggests that disabled people may be at increased risk for HIV infection. There is a growing increasing recognition of this in South Africa, although there remains a paucity of literature on how disabled people are affected…

Little is known about how HIV/AIDS affects people with disabilities, although international literature suggests that people with learning disabilities and other disabilities may be at increased vulnerability to HIV infection. One factor that increases vulnerability to HIV is the lack…

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When a person is born, apart from natural instincts and biological impulses endowed in his existence, is unaware of realities around him. He gets acquainted with the world around him by utilizing senses and wisdom bestowed upon him by God.…

The article reveals economy competitiveness and knowledge-based economy questions and the basis of information and communication technologies influence on this.  Methods and competitiveness estimation are presented. The work contains the methods of competitiveness estimation; researching of competitiveness level, human development…

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