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Science 24 February 1989:
Vol. 243. no. 4894, p. 992
DOI: 10.1126/science.243.4894.992-c
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Erratum

Figure 5 (p. 205) of the report "Observation of individual DNA molecules undergoing gel electrophoresis" by Steven B. Smith et al. (13 Jan., p. 203) was printed upside-down.

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