Dart Center for Journalism and Trauma every year to attend an intensive weeklong seminar program, including discussions with journalist colleagues, and the annual conference of the International Society for Traumatic Stress Studies. As of November 2008, 80 journalists—from 19 states and seven nations—had been selected for Dart Center Ochberg Fellowship. The Dart Center has also encouraged and led research on the psychological impact of reporting traumatic events on journalists, and encouraged the development of training and support programs at leading news organizations. Its affiliate Dart Centre in Europe has developed programs for the BBC and other news organizations. Dart Centre Australasia works actively with journalists in
International Standard Serial Number "ISSN-L" facilitates search, retrieval and delivery across all media versions for services like OpenURL, library catalogues, search engines or knowledge bases. International Standard Serial Number An International Standard Serial Number (ISSN) is an eight-digit serial number used to uniquely identify a serial publication. The ISSN is especially helpful in distinguishing between serials with the same title. ISSN are used in ordering, cataloging, interlibrary loans, and other practices in connection with serial literature. The ISSN system was first drafted as an International Organization for Standardization (ISO) international standard in 1971 and published as ISO 3297 in 1975. ISO subcommittee TC 46/SC