@article{Noymer2013,
author = {Noymer, A. and Nguyen, A.M.},
title= {Influenza as a proportion of pneumonia mortality: United States, 1959–2009},
year = {2013},
doi = {10.1080/19485565.2013.833816},
journal = {Biodemography and Social Biology},
volume = {59},
number = {2},
pages = {178--190},
}