TY - JOUR T1 - Parallel sessions and speakers JF - Journal of Epidemiology and Community Health JO - J Epidemiol Community Health SP - ii LP - iv DO - 10.1136/jech.2009.096735q VL - 63 IS - Suppl 2 A2 - , Y1 - 2009/10/01 UR - http://jech.bmj.com/content/63/Suppl_2/ii.abstract N2 - ER -