RT Journal Article SR Electronic T1 Metastatic cells in bone marrow JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 55 OP 64 VO 38 IS 2 A1 Pittman, Gerald A1 Tung, Kenneth S. K. A1 Hoffman, George C. YR 1971 UL http://www.ccjm.org/content/38/2/55.abstract AB