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081029

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11	11	The analysis reveals the gas surface density, metallicity, molecular
12	12	content, dust content, velocity field and distance from the GRB
13		afterglow. These, in turn, constrain the nature of the progentior star of
	13	afterglow. These, in turn, constrain the nature of the progenitor star of
14	14	long-duration GRBs and the properties of the gas fueling star formation
15	15	in the early universe.