This study was promoted by the investigation over a period of fifteen years of the growth of a child stricken by extensive poliomyelitis of both legs. The changes in shape of the femora, together with the dislocation of one hip in this child, and observations on other patients developing such deformities, stimulated interest in the factors controlling the shape of long bones. The clinical obser...

Non-governmental organisations (NGOs) are acknowledged as being pivotal to poverty alleviation, especially in African countries where the governments’ capacity and revenue are often very limited. Despite their prominent role in developing countries, little is known about how these organisations function. Can NGOs prosper when they are financially reliant on donations and contributions from the ...

Drought is a complicated natural hazard that has far-reaching social and environmental impacts. In Ethiopia's diverse agro ecological zones, drought remains severe challenge problem. Livestock rising one of the agricultural sub-sectors provide income livelihood to around one-third African inhabitants accounts for 30–50 percent GDP. Pastoralists on Ethiopia-Kenya-Somalia border endured extreme s...

In sub-Saharan Africa (SSA) in 2010, hypertension (defined as systolic blood pressure ≥ 115 mmHg) was the leading cause of death, increasing 67% since 1990. It was also the sixth leading cause of disability, contributing more than 11 million adjusted life years. In SSA, stroke was the main outcome of uncontrolled hypertension. Poverty is the major underlying factor for hypertension and cardiova...