Poland is a member of The European Union and belogns to the Schengen area.
Citizens of some of non-EU countries have to obtain visa to enter Poland.
An official letter of invitation to attend the conference can be forwarded to any participant upon completion of appropriate entries on the registration form.
Such invitation implies no obligation by the Organizers to cover registration fee, accommodation, travel expenses, or any other costs connected with participation in the meeting.
For more information visit: http://en.poland.gov.pl/