@inbook{Hill2001,
author = {Hill, K. and Figueroa, M.E.},
title= {Child mortality by time since first birth},
year = {2001},
editor = {Zaba, B.},
editor = {Blacker, J.},
booktitle = {Brass tacks: Essays in medical demography},
address = {London},
publisher = {Athlone Press},
pages = {9--19},
}