W. Michael Korn - The West German Cancer Center, University of Essen, Medical School, Essen, Federal Republic of Germany
Daniel E. M. Olde Weghuis - Department of Human Genetics, University Hospital Nijmegen, Nijmegen, The Netherlands
Ron F. Suijkerbuijk - Department of Human Genetics, University Hospital Nijmegen, Nijmegen, The Netherlands
Ulrich Schmidt - The West German Cancer Center, University of Essen, Medical School, Essen, Federal Republic of Germany
Thomas Otto - The West German Cancer Center, University of Essen, Medical School, Essen, Federal Republic of Germany
Stanislas du Manoir - National Institutes of Health, Bethesda, Maryland
Ad Geurts van Kessel - Department of Human Genetics, University Hospital Nijmegen, Nijmegen, The Netherlands
Andreas Harstrick - The West German Cancer Center, University of Essen, Medical School, Essen, Federal Republic of Germany
Siegfried Seeber - The West German Cancer Center, University of Essen, Medical School, Essen, Federal Republic of Germany
Reinhard Becher - The West German Cancer Center, University of Essen, Medical School, Essen, Federal Republic of Germany