Diabetes and deafness: is it sufficient to screen for the mitochondrial 3243A>G mutation alone? - Whittaker RG; Schaefer AM; McFarland R; Taylor RW; Walker M; Turnbull DM; Whittaker, Roger G; Schaefer, Andrew M; McFarland, Robert; Taylor, Robert W; Walker, Mark; Turnbull, Douglass M (Diabetes Care, 2007)