This new volume on Biological Invasions deals with both plants and animals, differing from previous books by extending from the level of individual species to a

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A fiftieth birthday is a good one to celebrate-old enough to be ex perienced and mature, but not so old as to be an antique. And if the fifty years have spanned

Research in Medical and Biological Sciences covers the wide range of topics that a researcher must be familiar with in order to become a successful biomedical s