Barrett C, Beckman R, Bisset K, Chen J, DuBois T, Eubank S, Kumar AVS, Lewis B, Marathe MV, Srinivasan A et al..  2012.  Optimizing epidemic protection for socially essential workers. Proceedings of the 2nd ACM SIGHIT International Health Informatics Symposium. :31-40.

Getoor L, Rhee JT, Koller D, Small P.  2004.  Understanding tuberculosis epidemiology using structured statistical models. Artificial Intelligence in Medicine. 30(3):233-256.