@article{Markel2007,
author = {Markel, H. and Lipman, H.B. and Navarro, J.A. and Sloan, A. and Michalsen, J.R. and Stern, A.M. and Cetron, M.S.},
title= {Nonpharmaceutical interventions implemented by US cities during the 1918–1919 influenza pandemic},
year = {2007},
doi = {10.1001/jama.298.6.644},
volume = {298},
number = {6},
pages = {644--654},
}