Corrections and Clarifications

Erratum

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Science  29 Aug 1975:
Vol. 189, Issue 4204, pp. 707
DOI: 10.1126/science.189.4204.707-e

Abstract

In the appointments column of the 11 July issue, it should have read "at the University of Mary-land School of Medicine: Thomas B. Ducker to chairman, neurological surgery division and G. Robert Mason is chairman, surgery department."