A correction for discussion section Francesca De Felice, Policlinico Umberto I Università Sapienza Roma 18 February 2015 Reference 49 (Walker et al.) was not an in vitro study, but instead a human subject-based clinical study. Competing interests No competing interests.
A correction for discussion section
18 February 2015
Reference 49 (Walker et al.) was not an in vitro study, but instead a human subject-based clinical study.Competing interests
No competing interests.