The paper entitled "Network meta-analysis: a new analysis tool of the experimental evidence" by Renato De Vecchis et al., which was published in Minerva Medica 2019 Apr;110(2):173-5, has been retracted by the Publisher due to self-plagiarism. The originally published version of this article is available at https://doi.org/10.23736/S0026-4806.18.05768-3.