Maternally inherited diabetes and deafness is a distinct subtype of diabetes and associates with a single point mutation in the mitochondrial tRNA(Leu(UUR)) gene. - van-den-Ouweland,J.M.; Lemkes,H.H.; Trembath,R.C.; Ross,R.; Velho,G.; Cohen,D.; Froguel,P.; Maassen,J.A. (Diabetes, 1994)