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  • Wil L Iam, Wis Jr Ste, +5 authors James F Saunders Iii
  • 2002
ll oodplains of l a r ge rivers are among the most produ ctive of eco s ys tem s ; they are also among the f i rst to be altered by econ omic devel opm ent and population growth.Floodplains are vulnerable not only to direct agents of change, such as agriculture and settlement, but also to changes in the hydrology or quality of water in the rivers to wh i ch(More)
Pancreatic neuroendocrine tumors (PNETs), a group of endocrine tumors arising in the pancreas, are among the most common neuroendocrine tumors. The genetic causes of familial and sporadic PNETs are somewhat understood, but their molecular pathogenesis remains unknown. Most PNETs are indolent but have malignant potential. The biological behavior of an(More)
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