[1] Doyen IMO Clin De Genolier, Inst Multidisciplinaire Oncol, Genolier, Switzerland
[2] Univ Marburg, Dept Endocrinol & Reprod Med, Marburg, Germany
[3] Univ Pittsburgh, Dept Hematol Oncol, Pittsburgh, PA USA
[4] Ctr Rene Huguenin, Dept Oncol, St Cloud, France
[5] Univ Virginia, Dept Internal Med, Charlottesville, VA USA
[6] Univ Libre Bruxelles, Inst Jules Bordet, Brussels, Belgium