TY - JOUR A1 - Bynner, J. A1 - Joshi, H. T1 - Building the evidence base from longitudinal data: The aims, content and achievements of the British birth cohort studies Y1 - 2007 DO - 10.1080/13511610701502255 JF - Innovation VL - 20 IS - 2 SP - 159 EP - -179 ER -