但还需要更加大规模和更长期的实验研究来评估这种方法的临床疗效和安全性。

Larger and longer trials are needed to evaluate the clinical efficacy and safety of this approach.

youdao

有证据表明DER有较好的短期和中期疗效和安全性，但长期效果还没有充分的研究。

DES have proven to be safe and effective over the short and medium term, but long term effects have not been sufficiently explored.

youdao