[1] Indiana Univ, Indianapolis, IN 46204 USA
[2] Chang Gung Univ Coll Med, Chang Gung Mem Hosp, Kaohsiung Med Ctr, Kaohsiung, Taiwan
[3] Case Western Reserve Univ, Cleveland, OH 44106 USA
[4] Univ Cordoba, Cordoba, Spain
[5] Polytech Univ Mache Region, Sch Med, Ancona, Italy
[6] United Hosp, Ancona, Italy