HARRY F. DOWLING, M.D.; THEODORE J. ABERNETHY, M.D.
Following the separation of Group IV pneumococci into 29 serologically distinct types by Cooper and her co-workers,1 a fresh study of the type distribution of pneumococci in different localities has become necessary. Reports of such investigations have appeared from Boston,2 New York,3 Cincinnati,4 and San Francisco.5 It is the purpose of the present paper to show the incidence of the various types of pneumococci in patients with pneumonia and also in other persons in the District of Columbia.
All specimens of sputum examined in the Health Department Laboratory and in the Central Laboratory of the George Washington
DOWLING HF, ABERNETHY TJ. THE INCIDENCE OF PNEUMOCOCCUS TYPES AND THE RELIABILITY OF THE NEUFELD TYPING METHOD1. Ann Intern Med. 1939;13:115–121. doi: 10.7326/0003-4819-13-1-115
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Published: Ann Intern Med. 1939;13(1):115-121.
Infectious Disease, Streptococcal Infections.
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