1. O. Vahava, S. Weiss, M. E. Kagan, N. Ahituv, K. B. Avraham, Department of Human Genetics, Sackler School of Medicine, Tel Aviv University, Tel Aviv 69978, Israel.
2. R. Morell and T. B. Friedman, National Institute on Deafness and Other Communication Disorders (NIDCD), National Institutes of Health, Bethesda, MD 20850, USA.
3. E. D. Lynch, J. E. Morrow, M. K. Lee, M.-C. King, Departments of Medicine and Genetics, University of Washington, Seattle, WA 98195, USA.
4. A. B. Skvorak and C. C. Morton, Department of Pathology and Department of Obstetrics, Gynecology, and Reproductive Biology, Brigham and Women's Hospital and Harvard Medical School, Boston, MA 02115, USA.
5. A. Blumenfeld, Unit for Development of Molecular Biology and Genetic Engineering, Hadassah University Hospital, Mt. Scopus, Jerusalem 91240, Israel.