Zandstra, P. W., Conneally, E., Petzer, A. L., Piret, J. M., & Eaves, C. J. (1997). Cytokine manipulation of primitive human hematopoietic cell self-renewal. The National Academy of Sciences of the USA.

Zandstra, P. W., E. Conneally, A. L. Petzer, J. M. Piret, och C. J. Eaves. Cytokine Manipulation of Primitive Human Hematopoietic Cell self-renewal. The National Academy of Sciences of the USA, 1997.

Zandstra, P. W., et al. Cytokine Manipulation of Primitive Human Hematopoietic Cell self-renewal. The National Academy of Sciences of the USA, 1997.