The seven-year-old, who often goes up to three days and nights without sleeping, has a condition is described as chromosome 6 deletion.

这个七岁的孩子经常可以连续三天三夜不睡觉，其病症被称为六号染色体缺失。

youdao

The seven-year-old, who often goes up to three days and nights without sleeping, has a condition is described as chromosome 6 deletion.

这个七岁的孩子经常可以连续三天三夜不睡觉，其病症被称为六号染色体缺失。

youdao