This article was republished on May 14, 2015, to correct Fig 1, which was distorted during the production process. The publisher apologizes for the error. Please download this article again to view the correct version. The originally published, uncorrected article and the republished, corrected article are provided here for reference.
Authors: Hai D T Nguyen; Sašo Jančič; Martin Meijer; Joey B Tanney; Polona Zalar; Nina Gunde-Cimerman; Keith A Seifert Journal: PLoS One Date: 2015-03-23 Impact factor: 3.240