Also, passive household smoking exposure will increase the risk of CHD by 1.6 Fold.

研究显示，在家居吸二手烟而引致冠心病的风险会增至1.6倍。

youdao

Also, passive household smoking exposure will increase the risk of CHD by 1.6 Fold.

研究显示，在家居吸二手烟而引致冠心病的风险会增至1.6倍。

youdao