Charland KM, Buckeridge DL, Sturtevant JL, Melton F, Reis BY, Mandl KD, Brownstein JS. John Brownstein Epidemiol Infect October 1, 2009 http://www.ncbi.nlm.nih.gov/pubmed/19296868 137(10):1377-87 https://connects.catalyst.harvard.edu/Profiles/profile/569423