TY - JOUR A1 - Wilson, M. A1 - Allen, D.D. A1 - Li, J.C. T1 - Improving measurement in health education and health behavior research using item response modeling: introducing item response modeling Y1 - 2006 DO - 10.1093/her/cyl108 JF - Health Education Research VL - 21 SP - 4 EP - -18 ER -