Vydiswaran, V. G., Y. Liu, K. Zheng, D. Hanauer, and Q. Mei. “User-Created Groups in Health Forums: What Makes Them Special?”. Proceedings of the International AAAI Conference on Web and Social Media, vol. 8, no. 1, May 2014, pp. 515-24, doi:10.1609/icwsm.v8i1.14510.