| Field | Before | After |
|---|---|---|
| Field Last Published | Before March 31, 2020 03:13 PM | After March 31, 2020 11:48 PM |
| Field Did you obtain IRB approval for this study? | Before No | After Yes |
| Field | Before | After |
|---|---|---|
| Field IRB Name | Before | After Tsinghua University |
| Field IRB Approval Date | Before | After April 01, 2020 |
| Field IRB Approval Number | Before | After 2020-DCE-001 |