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Demicheli V, Jefferson T, Al-Ansary LA, Ferroni E, Rivetti A, Di Pietrantonj C.Demicheli V, et al. Among authors: jefferson t.Cochrane Database Syst Rev. 2014 Mar 13;(3):CD001269. doi: 10.1002/14651858.CD001269.pub5.Cochrane Database Syst Rev. 2014.Update in: Cochrane Database Syst Rev. 2018 Feb 01;2:CD001269. doi: 10.1002/14651858.CD001269.pub6PMID: 24623315Updated.
Demicheli V, Jefferson T, Ferroni E, Rivetti A, Di Pietrantonj C.Demicheli V, et al. Among authors: jefferson t.Cochrane Database Syst Rev. 2018 Feb 1;2(2):CD001269. doi: 10.1002/14651858.CD001269.pub6.Cochrane Database Syst Rev. 2018.PMID: 29388196Free PMC article.Review.