Three microdeletions were also identified , two of which ( c.611delG and c.640_667del28 ) were located within the coding region whereas one ( c.609+28_610-16del ) was located entirely within intron 8 .
O O O O O O O O O O B-SequenceVariant O B-SequenceVariant O O O O O O O O O O B-SequenceVariant O O O O O O O O