Janakiram, M., Shah, U. A., Liu, W., Zhao, A., Schoenberg, M. P., & Zang, X. (2017). The third group of the B7-CD28 immune checkpoint family: HHLA2, TMIGD2, B7x and B7-H3. Immunol Rev.

Janakiram, Murali, Urvi A. Shah, Weifeng Liu, Aimin Zhao, Mark P. Schoenberg, và Xingxing Zang. "The Third Group of the B7-CD28 Immune Checkpoint Family: HHLA2, TMIGD2, B7x and B7-H3." Immunol Rev 2017.

Janakiram, Murali, et al. "The Third Group of the B7-CD28 Immune Checkpoint Family: HHLA2, TMIGD2, B7x and B7-H3." Immunol Rev 2017.