Univ Verona, I-37100 Verona, Italy; Indiana Univ, Indianapolis, IN 46204 USA; Charles Univ Prague, Hosp Plzen, Plzen, Czech Republic; Henry Ford Hlth Syst, Detroit, MI USA; Emory Univ, Atlanta, GA 30322 USA; Fudan Univ, Shangai Canc Ctr, Shanghai, Peoples R China; Grp Hosp Pitie Salpetriere, F-75634 Paris, France; Case Western Reserve Univ, Cleveland, OH 44106 USA; Polytech Univ Marche Reg, Ancona, Italy