TY - JOUR A1 - Johnson-Hanks, J. T1 - On the modernity of traditional contraception: Time and the social context of fertility Y1 - 2002 DO - 10.1111/j.1728-4457.2002.00229.x JF - Population and Development Review VL - 28 IS - 2 SP - 229 EP - -249 ER -