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International registrants will automatically receive a letter of invitation at the time of registration.
We strongly recommend international attendees review the APS visa information before registering for the annual meeting. To avoid visa-related problems, review the Visa Delays page. For additional information, review the Entering the United States page.
If you need a letter before you register, please send an email to firstname.lastname@example.org. Please include LETTER OF INVITATION in the subject, along with the following information.
Allow 5-7 business days to receive your letter of invitation for a visa application.