Lau, E. H., Zhang, Q., Kwok, K. O., Wong, I. O., Ip, D. K. and Cowling, B. J. (2016) “Using Health-Seeking Pattern to Estimate Disease Burden from Sentinel Surveillance”, Online Journal of Public Health Informatics, 8(1). doi: 10.5210/ojphi.v8i1.6478.