1. The role of hemopoietic stem cells in radiation induced leukemogenesis;Bekkum;Leukemia Res.,1981
2. Role of the thymus in radiation induced lymphoreticular tumours;Bekkum,1979
3. Characterization of mouse prothymocytes;Boersma,1982
4. Radiation sensitivity and cycling status of mouse bone marrow prothymocytes and pluripotent stem cells;Boersma;Expl. Hematol.,1983
5. Post irradiation thymocyte regeneration after bone marrow transplantation. I. Regeneration and quantification of thymocyte progenitor cells in the bone marrow;Boersma;Cell Tissue Kinet.,1981