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Testi A, Tanfani E, Torre G.Testi A, et al.Health Care Manag Sci. 2007 Jun;10(2):163-72. doi: 10.1007/s10729-007-9011-1.Health Care Manag Sci. 2007.PMID: 17608057
Valente R, Testi A, Tanfani E, Fato M, Porro I, Santo M, Santori G, Torre G, Ansaldo G.Valente R, et al.BMC Health Serv Res. 2009 Jan 1;9:1. doi: 10.1186/1472-6963-9-1.BMC Health Serv Res. 2009.PMID: 19118494Free PMC article.
Varaldo E, Ansaldo GL, Puglisi M, Pennati S, Torre GC.Varaldo E, et al. Among authors: torre gc.G Chir. 2010 Jun-Jul;31(6-7):273-6.G Chir. 2010.PMID: 20646368Italian.
Varaldo E, Ansaldo GL, Assalino M, Massobrio A, Torre GC, Borgonovo G.Varaldo E, et al. Among authors: torre gc.Acta Chir Belg. 2012 Jan;112(1):40-3. doi: 10.1080/00015458.2012.11680793.Acta Chir Belg. 2012.PMID: 22442908
Puglisi M, Varaldo E, Assalino M, Ansaldo G, Torre G, Borgonovo G.Puglisi M, et al.World J Gastroenterol. 2009 Mar 21;15(11):1388-90. doi: 10.3748/wjg.15.1388.World J Gastroenterol. 2009.PMID: 19294770Free PMC article.
Torre G, Borgonovo G, Amato A, Arezzo A, Ansaldo G, De Negri A, Ughè M, Mattioli F.Torre G, et al.Am Surg. 1995 Sep;61(9):826-31.Am Surg. 1995.PMID: 7661484