There are calls for Dr Maitiú Ó'Tuathail to appear before the Oireachtas health committee to face questions about the documents that were leaked to him by the Tánaiste.
Aontú leader Peadar Tóibín has made the request to him in writing.
Leo Varadkar has been under continued pressure for sharing the IMO document with a rival union in April 2019.
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The issue was raised in the Dail again earlier, where Sinn Fein wanted to know why he didn’t keep text messages from that time.
The Tanaiste says he often doesn’t keep his texts:
