Corrections and Clarifications

Erratum

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Science  16 Mar 1990:
Vol. 247, Issue 4948, pp. 1281
DOI: 10.1126/science.1281-c

Abstract

In his letter of 2 March (p. 1018), Gobinda Sarkar's address should have been given as 922B, Homestead Village, Rochester, MN 55904.