
| Year | Event |
| 2128 |
| Canon source | Backstage source | Novel source | DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | ENT | 1 | Dear Doctor | T'Pol said the treatment was 23 years ago |
| Series : | ENT Season 1 |
| Episode : | Dear Doctor |
| Comment : | T'Pol said the treatment was 23 years ago |
| © Graham & Ian Kennedy | Page views : 16,935 | Last updated : 13 Dec 2014 |