He discovered that much of the dietary advice he had heard was either incorrect or based on flimsy evidence.

他发现，他听到的许多饮食建议要么是不正确的，要么基于的证据站不住脚。

The combination of rising prescriptions and flimsy evidence leads some doctors to fear a medical scandal is brewing. Others think that the only scandal would be to change course.

越来越多的处方和越来越多的证据使一些医生担心一场医疗丑闻正在酝酿之中。其他人则认为唯一的丑闻就是改弦更张。