2. This review summarized the effect of calcium
supplementation on the risk of large bowel polyps and colon cancer.
本文概述了人体补充钙后对大肠息肉及结肠癌发生的影响。
3. But until now, no study has evaluated the effect of vitamin D
supplementation on immunity to mycobacteria, the family of bacteria that cause TB.
但是直到现在,还没有研究能评价维生素D添加剂在免疫方面对能引起结核病的分枝杆菌的作用。