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My purpose in this paper is to summarize the results obtained from examination of the blood of 2,728 consecutive patients reporting to the blood clinic of the Central Free Dispensary, Rush Medical College, Chicago, from April 1, 1933, to Aug. 1, 1936. During this time 93,148 new patients were admitted to all the various departments of the dispensary, and a total of 704,175 visits were made; 2,728 patients from this total number reported to the blood clinic for examination. Half of the number came because of suspected blood disorder by the attending physician, and the remainder because additional aid was desired for the diagnosis. Special mention is made of the incidence and significance of the blood examinations in the blood dyscrasias and the other disorders encountered. An effort is made to show by illustration that the average of a series of blood count values in any of the groups encountered,
PERNOKIS EW. BLOOD STUDIES. JAMA. 1937;108(20):1686–1690. doi:10.1001/jama.1937.02780200008003