TY - JOUR A1 - Woods, R. A1 - Watterson, P. A1 - Woodward, J. T1 - The causes of rapid infant mortality decline in England and Wales, 1861‒1921: Part 1 Y1 - 1988 DO - 10.1080/0032472031000143516 JF - Population Studies VL - 42 IS - 3 ER -