Ìý
Passport/Visa Requirements for Visitors to the United States of America
Entry into the United States of America requires that a visitor show a valid Passport and Visa to US Customs and Immigration authorities at the PortÌýof Entry. You may obtain more information and apply for a visa at the .
If you require a letter of invitation to attend the symposium, please contact the chair of the local organizing committee as soon as the formal announcement is made.
