| Field | Before | After |
|---|---|---|
| Field Last Published | Before February 09, 2023 09:34 AM | After November 19, 2023 06:17 AM |
| Field Intervention Start Date | Before June 27, 2021 | After March 01, 2021 |
| Field Randomization Method | Before By a computer. Participants are randomly assigned into 12 groups. One group is the control group, and the other 11 groups are treatment groups. | After By a computer. Participants are randomly assigned into 12 treatments, and they are randomly assigned into one of the groups in each treatment. |