TY - JOUR A1 - England, P. A1 - Caudillo, M.L. A1 - Littlejohn, K. A1 - Bass, B.C. A1 - Reed, J. T1 - Why do young, unmarried women who do not want to get pregnant contracept inconsistently? Mixed-method evidence for the role of efficacy Y1 - 2016 DO - 10.1177/2378023116629464 VL - 2 ER -