(Q34671779)
Statements
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Declining amphibian populations: the problem of separating human impacts from natural fluctuations (English)
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Pechmann JH
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Scott DE
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Semlitsch RD
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Caldwell JP
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Vitt LJ
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Gibbons JW
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1 August 1991
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253
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5022
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892-895
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Identifiers
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