[1] Calif Pacific Med Ctr, San Francisco, CA USA
[2] Natl Cheng Kung Univ Hosp, Tainan 70428, Taiwan
[3] Henry Dunant Hosp, Athens, Greece
[4] Inst Chorob Zakaznych Akad Med, Warsaw, Poland
[5] Osped Molinette, Turin, Italy
[6] Univ Miami, Miami, FL 33152 USA
[7] Univ Bari, Bari, Italy
[8] Bristol Myers Squibb Co, Pharmaceut Res Inst, Wallingford, CT 06492 USA