"I used to come in from recess and just hold my hands on the cool metal of my school desk," said Costa, who has more than two dozen relatives with the same affliction.

“我经常在课间休息时把手放在课桌冰凉的金属上，”克斯塔说，她有近20多位亲戚遭受着这种的病痛折磨。

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"I used to come in from recess and just hold my hands on the cool metal of my school desk," said Costa, who has more than two dozen relatives with the same affliction.

“我经常在课间休息时把手放在课桌冰凉的金属上，”克斯塔说，她有近20多位亲戚遭受着这种的病痛折磨。

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