Margaritis P, Roy E, Faella A, et al. Catalytic domain modification and viral gene delivery of activated factor VII confers hemostasis at reduced expression levels and vector doses in vivo. Blood. 2011;117(15):3974–3982.

On page 3981 of the 14 April 2011 issue, due to a hyphenated line break, the wrong contact e-mail address is published for Dr Paris Margaritis under Correspondence in the Authorship section. The e-mail address reads “margaritis@e-mail.chop.edu.” The e-mail address should have been “margaritis@email.chop.edu” with no hyphen in “email.” The error has been corrected in the online version, which now differs from the print version.