@article{DeSilva2011,
author = {DeSilva, J.M.},
title= {A shift toward birthing relatively large infants early in human evolution},
year = {2011},
doi = {10.1073/pnas.1003865108},
journal = {Proceedings of the National Academy of Sciences of the United States of America},
volume = {108},
number = {3},
pages = {1022--1027},
}