Walsh, C.J. & Luer, C.A. & Bodine, A.B. & Scott, T.R. & Wu, Y. (2005)
Further characterization of tumor cell growth inhibitory activity in epigonal conditioned medium (ECM) from bonnethead shark, Sphyrna tiburo [Abstract]. American Elasmobranch Society 21th Annual Meeting, Tampa, Florida

Luer, C.A. & Walsh, C.J. & Bodine, A.B. & Wyffels, J.T. & Scott, T.R. (1995)
The Elasmobranch Thymus: Anatomical, Histological, and Preliminary Functional Characterization. Journal of Experimental Zoology, 273, 342–354