[1] Heidelberg Univ, German Canc Res Ctr DKFZ, Natl Ctr Tumor Dis, Dept Translat Oncol, Heidelberg, Germany
[2] Univ Hosp Heidelberg, Dept Dermatol, Heidelberg, Germany
[3] Univ Bonn, Fac Med, Bonn, Germany
[4] Leibniz Univ Hannover, Fac Med, Hannover, Germany
[5] Univ Dusseldorf, Fac Med, Dusseldorf, Germany
[6] Heidelberg Univ, German Canc Res Ctr DKFZ, Natl Ctr Tumor Dis, Heidelberg, Germany
[7] Justus Liebig Univ Giessen, Fac Med, Giessen, Germany
[8] Univ Regensburg, Fac Med, Regensburg, Germany
[9] Univ Bochum, Fac Med, Bochum, Germany
[10] Inst Ruhr Univ Bochum IPA, German Social Accid Insurance, Inst Prevent & Occupat Med, Bochum, Germany
[11] Univ Essen Gesamthsch, Fac Med, Essen, Germany
[12] Univ Freiburg, Fac Med, Freiburg, Germany
[13] Univ Hosp Tuebingen, Dept Psychiat & Psychotherapy, Tubingen, Germany
[14] Univ Hosp Cologne, Dept Anaesthesiol & Intens Care Med, Cologne, Germany
[15] Univ Hosp Erlangen, Dept Otorhinolaryngol Head & Neck Surg, Erlangen, Germany
[16] German Canc Res Ctr, Canc Prevent Unit, Heidelberg, Germany
[17] Univ Gottingen, Fac Med, Gottingen, Germany
[18] Goethe Univ Frankfurt Main, Instt Occupat Med Social Med & Environm Med, Frankfurt, Germany
[19] Harvard Med Sch, Massachusetts Gen Hosp, Div Gen Internal Med, Boston, MA 02115 USA
[20] Univ Luxembourg, Cognit Sci & Assessment Inst, Luxembourg, Luxembourg
[21] Univ Fed Ouro Preto, Sch Med, Ouro Preto, Brazil
[22] Univ Calgary, Hlth Sci Ctr, Calgary, AB, Canada