@article{Sedgh2011,
author = {Sedgh, G. and Singh, S. and Henshaw, S.K. and Bankole, A.},
title= {Legal abortion worldwide in 2008: Levels and recent trends},
year = {2011},
doi = {10.1363/4318811},
volume = {43},
number = {3},
pages = {188--198},
}