BibTex format
@article{Spratt:2003:10.1126/science.1082950,
author = {Spratt, BG},
doi = {10.1126/science.1082950},
journal = {Science},
pages = {1528--1529},
title = {Microbiology. Stomachs out of Africa.},
url = {http://dx.doi.org/10.1126/science.1082950},
volume = {299},
year = {2003}
}