RT Journal T1 CUrrent comment JF Journal of the American Medical Association JO Journal of the American Medical Association YR 1939 FD March 4 VO 112 IS 9 SP 846 OP 846 DO 10.1001/jama.1939.02800090056016 UL http://dx.doi.org/10.1001/jama.1939.02800090056016 AB BACTERIOLOGIC INVESTIGATIONS OF PUBLIC HEALTH SERVICE  The bacteriologic investigations of the United States Public Health Service are often overlooked because of the better known activities of this agency in more publicized fields. Most of the original research of the service along these lines was done at the Hygienic Laboratory, the name of which was changed in 1930 to the National Institute of Health. The work of this branch of the service has been recently summarized in a condensed but impressive fashion.1 Especially noteworthy activities include the control of standards of biologic products for immunization and treatment, important work on disinfectants, especially with regard to fumigation and embalming procedures, and original investigations on encephalitis, leprosy, pellagra, plague, poliomyelitis and rabies, to mention only a few. A continuation of distinguished investigation in these and other fields may be confidently expected.CLINICAL STUDY OF DRUG ADDICTS  As one part of the extensive