This article was orignally published online and in print with an incorrect journal title in Ref. 9: “J. Bacteriol.” should have been “J. Phys. A”. AIP apologizes for this error. All online versions of the article have been corrected. Reference 9 appears correctly below:
REFERENCES
9.
R. J.
McDermott
and A. I.
Solomon
, J. Phys. A
27
, L15
(1994
).© 2008 American Institute of Physics.
2008
American Institute of Physics