Correction

Following publication of the original article [1], the authors notified us of that due to miscommunication during proofing their given names were not presented in their full form, but only using the initials.

The original publication has been corrected. The initial and corrected names are presented below.

  • Author names as originally published:

SW Nam, DH Lim, KY Cho, HS Kim, K Kim and T-Y Chung

  • Author names corrected:

Seung Wan Nam, Dong Hui Lim, Kyu Yeon Cho, Hye Seung Kim, Kyunga Kim and Tae-Young Chung