TY - RPRT TI - Preleukemic acute human leukemia. AU - M BLOCK AU - L O JACOBSON AU - W F BETHARD PY - 1953 DO - 10.1001/jama.1953.03690110032010 UR - https://pubmed.ncbi.nlm.nih.gov/13052490/ ID - 13052490 ER -