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Background: Cancer of the colon and rectum was considered to be rare in Africa three to four decades ago. This is no longer true though it is not as common as in Western Europe and North America. The aim of this study is to determine the incidence of rectal cancer, its pattern of presentation, diagnosis, treatment and outcome of treatment at the University of Ilorin Teaching Hospital (UITH), Ilorin, Nigeria.Methods: This is a prospective study of all the patients with rectal cancer seen at...
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This study was the first of its nature in Lesotho. Engagement in health risk behaviours is a public health concern, due to the consequences thereof. Concurrent engagement in risk behaviours has severe consequences on health and occupational abilities of the youth. The aim of the study was to establish and document the prevalence of risk behaviours among high school learners in the city of Maseru, Lesotho. Methodology: The study was a cross-sectional survey in which a two stage sampling...
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Although university students are immersed in Facebook interactions, little is known about the impact of these Social Media on lecturers' pedagogical strategies and student learning.Using Cultural Historical Activity Theory's (CHAT) notion of contradictions, this paper examines the influence of Facebook on lecturers' teaching strategies and student learning in a blended Information Systems course at a middle-sized African university.The research employed a multi-method approach that...
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Sorghum is, together with pearl millet, one of the most important cereals in West It is the second most important crop in Africa after maize. Sorghum production in West Africa is principally based on traditional, low harvest index cultivars and breeding efforts of the past 40 years have had limited positive impact. At the same time, sorghum with an aligned genome sequence available since 2007, constitutes a model for grass species and is rich of huge resources in terms of genomic tools and...
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This paper investigates the role of learning - through formal schooling and time spent in the labor market - in explaining labor market outcomes of urban workers in Ghana and Tanzania. We investigate these issues using a new data set measuring incomes of both formal sector wage workers and the self-employed in the informal sector. In both countries we find significant, convex returns to education and large earnings differentials between sectors when we pool the data and do not control for...
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There is a growing realization that climate change is real and is happening. In fact, more recent studies indicate that climate change is happening faster than that envisaged by the IPCC and that the impacts are overshooting even the worst case scenarios that were predicted. The 2007 IPCC assessment, the most comprehensive and respected analysis of climate change and its impacts involving thousands of scientists from about 130 countries, has provided sufficient evidence to conclude that the...
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This paper examines the development of a crisis over a critical military-security issue raised by the severe earthquakes that destroyed defensive structures throughout Nur al-Din's Sultanate of Syria, the Crusader Principality of Antioch, and the County of Tripoli. The earthquakes that struck Syria in 1157 and 1170 are well documented by contemporary historians. The accounts of destruction concentrate on the collapse of many fortresses and town walls. This circumstance strongly influenced...
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A Parent’s Perspective on Deaf Education in South Africa Dorothy Rasebopye (bio) Background Lorato Rasebopye is the first daughter of Dorothy and Davis Rasebopye. She was born with normal hearing, which she retained up to the age of 31½2 years. At this stage she had developed very well in speech and was able to express herself well for a child of that age. After her third birthday, she started showing signs of a slowing speech. The identification of a deteriorating speech started a long...
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Introduction: In late 2008, the international media spotlight was turned on Madagascar following the announcement of some very large scale agribusiness projects. Two companies, Daewoo Logistics and Varun International, sought to acquire areas of land amounting to over 1.5 million hectares. This provoked strong reactions because of the potential dispossession of large numbers of local farmers. These reactions took the form of vivid protests in early 2009, which were relayed to the...
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The crisis of HIV/AIDS is now classified as a world-wide pandemic, reaching all corners of the globe. The region most affected is sub-Saharan Africa where it is the leading cause of death. For the time being there is no cure for AIDS, and as a result education is incredibly important to reduce the spread of this disease. This research focuses on the politics of AIDS education through a case study of Ghana, West Africa while exploring the question of what political and/or cultural factors...