- Hypoparathyroidism and deafness associated with pleioplasmic large scale rearrangements of the mitochondrial DNA: a clinical and molecular genetic study of four children with Kearns-Sayre syndrome. Wilichowski, E., Grüters, A., Kruse, K., Rating, D., Beetz, R., Korenke, G.C., Ernst, B.P., Christen, H.J., Hanefeld, F. Pediatr. Res. (1997)