Editorial Expression of Concern: Arch Gynecol Obstet (2013) 287:149–153 https://doi.org/10.1007/s00404-012-2522-0


The Editor-in-Chief is issuing an editorial Expression of Concern for this article. Concerns have been raised about discrepancies between the dates reported for the period of the study (March 2011 to March 2012) and the submission date to the Journal (20 April 2012.). The authors have not provided a response to these concerns. Readers are therefore advised to interpret the results and conclusions with caution. None of the authors has responded to correspondence from the Publisher about this statement.