Those in attendance are calling for an extra 120 dentists.
More than 100,000 children could be missing out on dental care because of a shortage of HSE dentists.
A dental seminar in Athlone is hearing calls for an extra 120 to be recruited to fill the gap in the public service.
The HSE says last year's staffing issues are now fixed.
But CEO of the Irish Dental Association, Fintan Hourihan says there were more dentists 20 years ago than there are now:
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