@techreport{Chatterji2008,
author = {Chatterji, P. and Markowitz, S.},
title= {Family leave after childbirth and the health of new mothers},
year = {2008},
doi = {10.3386/w14156},
publisher = {National Bureau of Economic Research},
address = {Cambridge},
institution = {NBER Working Paper },
number = {14156},
}