You can find the abstracts are in the query.
Go to the query and click on 'Abstracts':
and the next screen will appear:
In the abstract query you can see the title of the author and the author id and name.
If you want to read the abstract, you can click on the title of the abstract and the abstract will be opend.
see example below:
In the abstract list you can see that not all the abstracts are submitted. Using the abstract ID, you can see in the 'Not submitted' query which abstract is not submitted.
Click here for more information about the not submitted abstract.