Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001140361-23-058648-index-headers.html | 2023-12-20 16:20:48 | |
| 0001140361-23-058648-index.html | 2023-12-20 16:20:48 | |
| 0001140361-23-058648.txt | 2023-12-20 16:20:48 | |
 0001140361-23-058648-xbrl.zip | 156760 | 2023-12-20 16:20:48 |
| ef20016457_8k.htm | 59873 | 2023-12-20 16:20:48 |
| ef20016457_8k_htm.xml | 4233 | 2023-12-20 16:20:48 |
| ef20016457_ex10-1.htm | 356929 | 2023-12-20 16:20:48 |
| ef20016457_ex10-2.htm | 238320 | 2023-12-20 16:20:48 |
| ef20016457_ex10-3.htm | 95803 | 2023-12-20 16:20:48 |
| ef20016457_ex4-1.htm | 157062 | 2023-12-20 16:20:48 |
| ef20016457_ex4-2.htm | 91310 | 2023-12-20 16:20:48 |
| ef20016457_ex99-1.htm | 10744 | 2023-12-20 16:20:48 |
| erna-20231214.xsd | 3866 | 2023-12-20 16:20:48 |
| erna-20231214_lab.xml | 22547 | 2023-12-20 16:20:48 |
| erna-20231214_pre.xml | 16045 | 2023-12-20 16:20:48 |
| FilingSummary.xml | 1708 | 2023-12-20 16:20:48 |
| Financial_Report.xlsx | 5719 | 2023-12-20 16:20:48 |
 image0.jpg | 9447 | 2023-12-20 16:20:48 |
| MetaLinks.json | 20565 | 2023-12-20 16:20:48 |
| R1.htm | 39640 | 2023-12-20 16:20:48 |
| report.css | 2767 | 2023-12-20 16:20:48 |
| Show.js | 1085 | 2023-12-20 16:20:48 |