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The persistence of high fertility in sub-Saharan Africa, while all other world regions have been able to control population growth, represents a grave threat. Tradtional explanations for this phenomenon--e.g., lower levels of income, education, health, and urbanization--are not adequate, given the fact that many Asian countries have been able to reduce(More)
Searching for an optimum solution to the Bangladesh arsenic crisis: Thirty years ago Bangladesh experienced very high levels of infant and child mortality, much of it due to water-borne disease in deltaic conditions where surface water was highly polluted. In what appeared to be one of the great public health achievements, 95% of the population were(More)
Most of the new drugs reaching the market today are single enantiomers, rather than the racemic mixtures that dominated up to ten years ago. Many of the new single-enantiomer drugs were developed as such, but there are also important examples of new single-enantiomer drugs derived from 'chiral switches' of established racemates. Indeed, a well-timed chiral(More)
The paper defines 'health transition' and outlines the development of recent research programmes. Evidence is reviewed as to the cultural, social and behavioural determinants of health in the Third World, and the extent to which they interact with the provision of health services in reducing mortality. Specific attention is given to the impact on mortality(More)
The confirmation of a significant number of HIV-positive persons and some deaths due to AIDS in Nigeria has rendered more urgent the study of sexual networking, both for an understanding of the risk of HIV transmission and also that of sexually transmitted diseases, which may serve as a vehicle for HIV infection. This article reports on a research project(More)
Health-treatment decisions, in much of the world, are affected by the family's ability to meet the cost. In West Africa the situation is more complex because husbands and wives typically have separate budgets. This article reports an exploration of the impact on treatment of divided family budgets in Nigeria where health services now charge for prescribed(More)