WhichkindofstudywasSHR-1210-II-202?()
（A）Asingle-center,randomizedcontrolled,phaseIIstudy
（B）Amulti-center,phaseIIumbrellastudy
（C）Anopen-label,multi-center,phaseI/IIstudy
（D）Amulti-center,retrospective,phaseI/IIstudy
参考答案
继续答题：下一题
（A）Asingle-center,randomizedcontrolled,phaseIIstudy
（B）Amulti-center,phaseIIumbrellastudy
（C）Anopen-label,multi-center,phaseI/IIstudy
（D）Amulti-center,retrospective,phaseI/IIstudy
