[1] Univ Pisa, Scuola Specializzaz Malattie Apparato Cardiovasc, Pisa, Italy
[2] Massachusetts Gen Hosp, Boston, MA 02114 USA
[3] Baim Inst Clin Researchusa, Boston, MA USA
[4] Univ Otago, Dunedin, New Zealand
[5] Natl Univ Singapore, Singapore, Singapore
[6] IRCCS Ist Ric Farmacol Mario Negri, Milan, Italy
[7] Univ Minnesota, Minneapolis, MN 55455 USA
[8] OSLO Univ Hosp, Oslo, Norway
[9] Maastricht Univ, Maastricht, Netherlands
[10] Hosp Univ Germans Trias & Pujolspain, Badalona, Spain
[11] Univ Med Ctr Groningen, Groningen, Netherlands
[12] Wilhelminenspital Stadt Wien, Vienna, Austria
[13] Sigmund Freud Univ, Med Sch, Vienna, Austria
[14] Scuola Super Sant Anna, Ist Sci Vita, Pisa, Italy