Correction for threshold error in the determination of generation times by the grain-count halving method.
D001345:Autoradiography; D001853:Bone Marrow / Q000254:growth & development; D001854:Bone Marrow Cells; D006801:Humans; D007938:Leukemia; D008433:Mathematics; D008938:Mitosis; D008962:Models, Theoretical; D011868:Radioisotopes; D013936:Thymidine / Q000378:metabolism; D013997:Time Factors; D014316:Tritium
D011868:Radioisotopes; D014316:Tritium; D013936:Thymidine