The first list of topic areas below provides links to publications from NIDA’s DRUGPUBS Research Dissemination Center (RDC), NIDA’s newest effort to expand dissemination of research-based information to the scientific community and the general public.  The second list provides links to publications available from the Substance Abuse and Mental Health Services Administration, SAMHSA Health Information Network (SHIN). Publications may be ordered from these sources in printed copies or downloaded online. Please note that the Science Link part of the NNP Website provides links to network libraries and other resource centers where manuals, questionnaires, network policy documents, and other resources are also made available.