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Science 9 August 1991:
Vol. 253. no. 5020, p. 609
DOI: 10.1126/science.253.5020.609
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Erratum

In Kirk M. Wolter's Policy Forum ``Accounting for America's uncounted and miscounted'' (5 July, p. 12), there were two errors. The ``Net undercount (%)'' expression in the left column of page 13 should have read

[See equation in the PDF file]

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Science. ISSN 0036-8075 (print), 1095-9203 (online)