Environmental Epidemiology: Principles and Methods: By Ray M. Merrill

Principles of study design in environmental epidemiology.

This paper discusses the principles of study design and related methodologic issues in environmental epidemiology. Emphasis is given to studies aimed at evaluating causal hypotheses regarding exposures to suspected health hazards. Following background sections on the quantitative objectives and methods of population-based research, we present the major types of observational designs used in env...

Environmental epidemiology: An introduction

O13: Post-Traumatic Epilepsy-Epidemiology, Pathophysiology and Principles of Treatment

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Economic Principles and Overview of Valuation Methods for Environmental Impacts1

Valuing the services derived from the environment is important because it ‘works’ – i.e. it helps make the case for protecting the environment in an effective way. Indeed it can be, in many cases, a more effective instrument than other methods of protecting the environment – such as lobbying, undertaking direct action and so on. But to be successful it has to be carried out in a credible and pr...

Electronic structure of GaN and Ga investigated by soft x-ray spectroscopy and first-principles methods