Corrections and Clarifications


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Science  12 Jun 1981:
Vol. 212, Issue 4500, pp. 1214
DOI: 10.1126/science.212.4500.1214-c


In the letter from Bailus Walker, Jr. (22 May, p. 875), option (ii) in the second paragraph should have read: "general laboratory guidelines which would be mandatory only for work with those substances regulated by OSHA health standards for general industry...."