@misc{indiciae03dfeb60ea4d, title = {Developing a surveillance system of sub-county data: Finding suitable population thresholds for geographic aggregations}, author = {Werner, Angela K. and Strosnider, Heather M.}, year = {2020}, doi = {10.1016/j.sste.2020.100339}, url = {https://www.osti.gov/biblio/1780320}, note = {Source identifier: 1780320} }