Nickel, R. S., Flegel, W. A., Adams, S. D., Hendrickson, J. E., Liang, H., Tisdale, J. F., & Hsieh, M. M. (2020). The impact of pre-existing HLA and red blood cell antibodies on transfusion support and engraftment in sickle cell disease after nonmyeloablative hematopoietic stem cell transplantation from HLA-matched sibling donors: A prospective, single-center, observational study. EClinicalMedicine.

Nickel, Robert Sheppard, Willy A. Flegel, Sharon D. Adams, Jeanne E. Hendrickson, Hua Liang, John F. Tisdale, and Matthew M. Hsieh. "The Impact of Pre-existing HLA and Red Blood Cell Antibodies On Transfusion Support and Engraftment in Sickle Cell Disease After Nonmyeloablative Hematopoietic Stem Cell Transplantation From HLA-matched Sibling Donors: A Prospective, Single-center, Observational Study." EClinicalMedicine 2020.

Nickel, Robert Sheppard, et al. "The Impact of Pre-existing HLA and Red Blood Cell Antibodies On Transfusion Support and Engraftment in Sickle Cell Disease After Nonmyeloablative Hematopoietic Stem Cell Transplantation From HLA-matched Sibling Donors: A Prospective, Single-center, Observational Study." EClinicalMedicine 2020.