RT Journal T1 PRinciples of hematology. JF Archives of Internal Medicine JO Archives of Internal Medicine YR 1949 FD April 1 VO 83 IS 4 SP 476 OP 476 DO 10.1001/archinte.1949.00220330116029 UL http://dx.doi.org/10.1001/archinte.1949.00220330116029 AB The third edition of this book, like the others, presents to students and clinicians a readable and helpful presentation of the clinical aspects of diseases of the blood. It has been rewritten in part and now includes a section on the technic of bone marrow puncture and a description of the findings. It continues to be a most helpful clinical text.