TY - JOUR A1 - Aiken, A.R. A1 - Westhoff, C.L. A1 - Trussell, J. A1 - Castaño, P.M. T1 - Comparison of a timing‐based measure of unintended pregnancy and the London Measure of Unplanned Pregnancy Y1 - 2016 DO - 10.1363/48e11316 VL - 48 IS - 3 ER -