Corrections and Clarifications


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Science  16 Nov 1990:
Vol. 250, Issue 4983, pp. 889
DOI: 10.1126/science.889-b


The last sentence of reference 3 (p. 801) of the response by B. T. Mossman et al. (Letters, 18 May, p. 799) to a letter by A. R. Brody was incorrectly printed. It should have read, "Brody's experiments were done at 4, 10, and 13 milligrams of chrysotile per cubic meter of air."