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Frumento E, Colombo C, Borghi G, Masella C, Zanaboni P, Barbier P, Cavoretto D.Frumento E, et al. Among authors: zanaboni p.Ann Ist Super Sanita. 2009;45(4):363-71. doi: 10.1590/s0021-25712009000400004.Ann Ist Super Sanita. 2009.PMID: 20061656Review.
Wootton R, Geissbuhler A, Jethwani K, Kovarik C, Person DA, Vladzymyrskyy A, Zanaboni P, Zolfo M.Wootton R, et al. Among authors: zanaboni p.Bull World Health Organ. 2012 May 1;90(5):341-347D. doi: 10.2471/BLT.11.099143.Bull World Health Organ. 2012.PMID: 22589567Free PMC article.