TY - JOUR T1 - Surveillance: information for action JF - Sexually Transmitted Infections JO - Sex Transm Infect SP - 158 LP - 158 DO - 10.1136/sti.2004.011098 VL - 80 IS - 3 AU - H Ward Y1 - 2004/06/01 UR - http://sti.bmj.com/content/80/3/158.1.abstract N2 - Regular series launched A large proportion of the submissions we receive for this journal fall in the broad category of descriptive epidemiology. Practitioners around the world collect data through routine methods or cross sectional surveys, look for distinctive patterns and trends, and decide to inform others. Sometimes this kind of report is of great value—for example, reports of new outbreaks of syphilis in the 1990s,1 or even the first case series that heralded the arrival of AIDS.2, … ER -