Retraction Note to: J Mol Hist (2014) 45:269–274 DOI 10.1007/s10735-013-9556-x

This article has been retracted with approval of most of the authors, for the following reasons:

  • The original article has already been published before in the Chinese language.

  • The retracted article did not include all permissions needed.

  • The retracted article contained errors.

The authors apologize for these mistakes and thank the reviewers of the journal.