[1] ST VINCENTIUS HOSP,DEPT THORAC,B-2018 ANTWERP,BELGIUM
[2] ST VINCENTIUS HOSP,DEPT VASC SURG,B-2018 ANTWERP,BELGIUM
[3] ST VINCENTIUS HOSP,DEPT ORTHOPAED SURG,B-2018 ANTWERP,BELGIUM
[4] UNIV HOSP ANTWERP,DIV THORAC & VASC SURG,B-2650 EDEGEM,BELGIUM