TY - JOUR A1 - Lara, D. A1 - Strickler, J. A1 - Olavarrieta, C.D. A1 - Ellertson, C. T1 - Measuring induced abortion in Mexico: A comparison of four methodologies Y1 - 2004 DO - 10.1177/0049124103262685 VL - 32 IS - 4 ER -