1. Debelak-Fehir KM, Catchatourian R, Epstein RB. Hemopoietic colony forming units in fresh and cryopreserved peripheral blood cells of canines and man. Exp Hematol. 1975;3:109–16.
2. Epstein RB, Sarpel SC. Processing of peripheral blood stem cells for transplantation. Exp Hematol. 1979;7(Suppl 5):125–34.
3. Fliedner TM, Calvo W, Körbling M, Nothdurft W, Pflieger H, Ross W. Collection, storage and transfusion of blood stem cells for the treatment of hemopoietic failure. Blood Cells. 1979;5:313–28.
4. Storb R, Graham TC, Epstein RB, Sale GE, Thomas ED. Demonstration of hemopoietic stem cells in the peripheral blood of baboons by cross circulation. Blood. 1977;50:537–42.
5. Gough NM, Gough J, Metcalf D, Kelso A, Grail D, Nicola NA, Burgess AW, et al. Molecular cloning of cDNA encoding a murine haematopoietic growth regulator, granulocyte-macrophage colony stimulating factor. Nature. 1884;309:763–7.