Abstract
The original article [1] contains an error whereby the author, Frederico G Romero’s name is displayed incorrectly; the correct spelling is instead displayed in this Correction article.
The original article can be found online at https://doi.org/10.1186/1550-2783-7-36
The original article can be found online at https://doi.org/10.1186/1550-2783-7-36