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Arbyn M, Van Nieuwenhuyse A, Bogers J, De Jonge E, De Beeck LO, Matheï C, Buntinx F.Arbyn M, et al. Among authors: mathei c.Eur J Cancer Prev. 2011 Jan;20(1):18-24. doi: 10.1097/CEJ.0b013e32833ecbc6.Eur J Cancer Prev. 2011.PMID: 20805755
Thapa S, Hannes K, Cargo M, Buve A, Mathei C.Thapa S, et al. Among authors: mathei c.Syst Rev. 2015 Nov 2;4:142. doi: 10.1186/s13643-015-0130-3.Syst Rev. 2015.PMID: 26527403Free PMC article.