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Blood Cells in Healthy Young Infants |

III. A STUDY OF 608 DIFFERENTIAL LEUKOCYTE COUNTS, WITH A FINAL REPORT ON 908 TOTAL LEUKOCYTE COUNTS

ALFRED H. WASHBURN, M.
Am J Dis Child. 1935;50(2):413-430. doi:10.1001/archpedi.1935.01970080107009.
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The first paper1 of this series dealt with the hourly and daily variations in the total leukocyte counts of six healthy infants during the first three months of life. The purpose of the study as a whole has been to find out what variations from the so-called normal are consistent with health in contrast with those which point inevitably to the presence of some disease process. The second contribution2 was a critical analysis of certain specialized technics, methods and classifications which may be utilized in differential white blood cell counts. As a result of this study it is felt that the routine method described in the first paper1 not only yields satisfactory results but actually represents the method of choice for most practical purposes when every angle of the problem is considered. Although the possible errors are relatively large, the distribution of the "plus" and "minus" deviations

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