TY - JOUR T1 - POSTMODERN PUBLIC HEALTH JF - Journal of Epidemiology and Community Health JO - J Epidemiol Community Health SP - 81 LP - 81 DO - 10.1136/jech.56.2.81 VL - 56 IS - 2 AU - John R Ashton Y1 - 2002/02/01 UR - http://jech.bmj.com/content/56/2/81.1.abstract N2 - Public health challenges are complex, programmatic and context dependent, and so are the interventions required to address them and the research methods sufficient to the task of throwing light on the most effective solutions. It has been said that practitioners and researchers should first of all define the problem and then make … ER -