[1] Univ Milan, San Paolo Hosp, Dept Hlth Sci, Clin Biochem Lab, Milan, Italy
[2] St Orsola Malpighi Hosp, Dept Digest Dis & Internal Med, Bologna, Italy
[3] Univ Milan, Dept Biomed Sci Hlth, Milan, Italy
[4] IRCCS Policlin, Operat Unit Lab Med, San Donato Milanese, Italy
[5] IRCCS Galeazzi Orthoped Inst, Clin Epidemiol Unit, Milan, Italy
[6] Univ Milan, Dept Biomed Sci Hlth, Milan, Italy
[7] Univ Pavia, Dept Mol Med, Fdn Sci Inst San Matteo, Amyloidosis Res & Treatment Ctr, I-27100 Pavia, Italy
[8] Univ Milan, San Paolo Hosp, Dept Dept Hlth Sci, Clin Biochem Lab, Milan, Italy