conclusions higher prevalence of t. gondii in patients with ad compared to controls showed the possible impact of this parasite in ad, which may exacerbate symptoms, and this requires special attention of specialists and patient families. results the overall prevalence of t. gondii infection in patients with ad and the control group, using elisa assay, was obtained as 66.6% (58/87) and 56.32% (...

background hiv/aids and tuberculosis (tb) are major contributors to the burden of disease in sub-saharan africa. the two diseases have been described as a harmful synergy as they are biologically and epidemiologically linked. control of tb/hiv co-infection is an integral and most challenging part of both national tb and national hiv control programmes, especially in contexts of instability wher...

This study applies the environmental Kuznets curve to test the relationship between the regional economic growth and the different types of agricultural nonpoint source pollution loads in the Ningxia Yellow River irrigation area by using the Johnes export coefficient method. Results show that the pollution load generated by crop cultivation and livestock-breeding industries in the Ningxia Yello...

©Geraint Johnes All rights reserved. Short sections of text, not to exceed two paragraphs, may be quoted without explicit permission, provided that full acknowledgement is given. ABSTRACT A model of international tax competition is developed in which taxes are raised in order to finance education which in turn raises income. It is shown that, in contrast to results from the tax competition lite...