and the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the thorax of the th
thoai-hoa-dia-dem-co-nguy-hiem-khong