Amendment Four

DATE OF ISSUANCE: 01/28/2003

This is an open RFP. Reviews are scheduled on an ANNUAL basis. Proposals must be received on or before March 20 of each year in order to be included in the ANNUAL reviews. Proposals received after March 20 will be held until the next ANNUAL review. Proposals for furnishing the supplies and/or services in THE SCHEDULE will be received at the place specified in and in the number or copies specified in ATTACHMENT #5 (Packaging and Delivery of Proposal) until 3:00 P.M. EST.

This amendment revises the RFP as stated below.

If hand-delivered or delivery service

If using U.S. Postal Service

Kim L. Hall

Kim L. Hall

Contracting Officer

Contracting Officer

Research Contracts Branch

Research Contracts Branch

National Cancer Institute

National Cancer Institute

Executive Plaza South, Room 6111

Executive Plaza South, Room 6111

6120 Executive Boulevard

6120 Executive Boulevard MSC 7196

Rockville, Maryland 20852

Bethesda, Maryland 20892-7196

Delivery Service Only (No Hand Delivery)

If using U.S. Postal Service

Michael Shatarsky

Michael Shatarsky

Special Review Referral & Resources Branch

Special Review Referral & Resources Branch

National Cancer Institute

National Cancer Institute

6116 Executive Boulevard, Room 8114D

6116 Executive Boulevard MSC 8329, Room 8114D

Rockville, Maryland 20852-8329

Bethesda, Maryland 20892-8329

ALL OTHER TERMS AND CONDITIONS OF THIS RFP REMAIN UNCHANGED