@article{McMichael2012,
author = {McMichael, A.J.},
title= {Insights from past millennia into climatic impacts on human health and survival},
year = {2012},
doi = {10.1073/pnas.1120177109},
journal = {Proceedings of the National Academy of Sciences of the United States of America},
volume = {109},
number = {13},
pages = {4730−4737},
}