Kass-Hout TA, Xu Z, McMurray P, Park S, Buckeridge DL, Brownstein JS, Finelli L, Groseclose SL. John Brownstein J Am Med Inform Assoc December 1, 2012 http://www.ncbi.nlm.nih.gov/pubmed/22759619 19(6):1075-81 https://connects.catalyst.harvard.edu/Profiles/profile/199955