RNF213 and multiminicore myopathy: The G-G-A-G (p = 0.009), G-A-G-G (p < 0.001), G-A-G-A (p < 0.001), and G-A-A-G (p < 0.001) (RNF213 4448/4810/4863/4950) haplotypes were significantly higher in moyamoya patients, while the G-G-A-G haplotype (RNF213 4448/4810/4863/4950) was lower in MMD patients compared to the group.