三期临床实验，对证实药物的有效性和毒副作用，有关键的意义。没有通过三期实验，确实有危险性。

来源: easycity 于 2023-01-09 21:37:49 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.