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Widely believed to ward off and treat colds and flu, Echinacea appears in many over-the-counter remedies sold in pharmacies and in health and nutrition stores.
A deep-diving system has been designed for use with colonies of small rodents at pressures up to 170 ATA. The system consists of a triple-envelope arrangement in which a modular habitat serves as the ...
Using the phase equilibration theory of Hills (1966), as modified by Hennessy and Hempleman (1977), it is possible to predict formulas for converting standard air decompression tables for no-stop divi...
A Fisheries Habitat Survey Method for Nearshore Environments Utilizing Scuba.
An investigation was carried out during April to December 2000 to study mosquito fauna and ecology in Guilan Prov¬ince of northern Iran. The mosquito larvae were collected by dipping method and la...

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