方法：采用随机、对照、双盲、双模拟、多中心试验设计方法。

METHODS: The trial design was randomized, double blind, double modeling and multiple center.

youdao

方法：随机双盲双模拟对照试验。

METHODS: The double blind and random method was used.

youdao

方法：用前瞻性随机双盲双模拟对照多中心试验设计，以进口舍雷肽酶肠溶片为阳性对照药。

METHODS: A prospective multi-center, randomized , double blind, controlled clinical trial of serrapeptase enteric-coated tablets was conducted.

youdao