Introduction: Organ dose estimation using thermoluminescence dosimeter (TLD) is known to be a standard, although many other methods, such as simulation software, optically stimulated luminescent dosimeters, and photodiodes are still in use. This study aimed at directly measuring mean organ doses to the selected organs in the head/neck, chest, and abdominal regions from four computed tomography ...

The split of Sudan into two sovereign states, Sudan and the Republic of South Sudan, in July 20 II did not come as a surprise to many interested parties to the Sudanese conflict. Sudan and the Republic of South Sudan have intensified their dispute over an oil rich border region of Abyei . This artic le looks at the history of another border dispute between Nigeria and Cameroun over Bakassi peni...

A new genus Afrostilobezzia gen. nov. including A. clastrieri sp. nov. and A. ornatithorax (Clastrier, 1988) comb. nov. is described from West Africa (Nigeria and Guinea).

The low level and discrepancies of recorded intraAfrican trade flows have been noted for at least 30 years (Berg 1985; Yeats 1990). This situation has continued or even expanded despite structural adjustment programs involving trade liberalization and extensive integration schemes aiming to promote formal integration. There are some 30 regional blocs in Africa, and on average each of the 53 cou...