Seattle, Washington
March 4–7, 2019


Letter on Travel Ban

Important Statement from CROI: Due to increased security and travel ban, CROI attendees are encouraged to have travel documents in order (including a visa if required) well in advance of their departure date of the meeting. The letter can be submitted as part of the required visa document for international travel approval. Please note that this letter will not guarantee an uninterrupted travel to the United States.

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First Name:
Last Name:
Postal Code:
Registration ID (please check your registration confirmation e-mail):

The bearer of this letter, , , is an employee of , and is invited to attend the 2018 Conference on Retroviruses and Opportunistic Infection (CROI), the world's foremost gathering of HIV/AIDS research scientists, clinicians, educators, and policy makers, to be held March 4, 2018, through March 7, 2018, in Boston, Massachusetts, USA.


, , ,

CROI 2019 Registration ID:

This person has been carefully vetted to attend CROI, and the organizers have verified that he/she is actively involved in and is participating in basic science investigations, clinical studies, epidemiologic research of HIV and associated complications and coinfection, or who work in major institution that is making research contributions to the field, or who are located in a high endemic area with academic or teaching responsibility. CROI will offer whatever assistance it can to conference attendees regardless of their point of origin to ensure the free exchange of scientific information.

Should you require further verification of this letter, please contact Donna M. Jacobsen, Executive Director of the IAS–USA, at 415-544-9400.


Donna M. Jacobsen
Executive Director/President, IAS–USA
Executive Manager, CROI

425 California Street, Suite 1450
San Francisco, CA 94104-2120
Phone: 415-544-9400