Text and Data Mining valid from 2018-10-02
Received: 29 May 2018
Revised: 21 August 2018
Accepted: 24 September 2018
First Online: 2 October 2018
Change Date: 3 December 2018
Change Type: Correction
Change Details: The authors regret that the Fig. 1 in the original version of this article contained an error. In the left column, 211 cases in the TGP group should be followed up for 8 weeks before 12 weeks. The correct figure presented in this article.
Compliance with ethical standards
: All authors declare that they have no conflicts of interest.