[1] Univ Verona, Dept Pathol & Diagnost, I-37134 Verona, Italy
[2] Univ Naples Federico II, Dept Woman Child & Gen & Specialized Surg, Naples, Italy
[3] Univ Iowa, Dept Med, Roy J & Lucille A Carver Coll Med, Inflammat Program, Iowa City, IA 52242 USA
[4] Vet Adm Med Ctr, Iowa City, IA USA