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JAMA. 1956;161(17):1683-1687. doi:10.1001/jama.1956.02970170079015.
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Course on Diagnostic and Therapeutic Radiology.—  The postgraduate division of the University of Southern California School of Medicine, Los Angeles, will present a postgraduate course in the Physics of Diagnostic and Therapeutic Radiology from Sept. 7,1956 to Feb. 1,1957. The 20 lectures ( Fridays, 4-5 p. m. ) by the department of radiology at the Los Angeles County Hospital, designed for physicians preparing for the specialty of radiology, will also benefit those preparing to specialize in dermatology. Lectures will cover fundamental x-ray physics; determination of quality and quantity of radiation; tissue dosage from x-rays, radium, and radon; radiation protection; and radiation biology (tuition, $50). For further information, contact Dr. Phil R. Manning, Director, Postgraduate Division, School of Medicine, University of Southern California, 2025 Zonal Ave., Los Angeles 33.

Personal.—  Dr. John C. Talbot, Los Angeles, associate medical director of the Pacific Mutual Life Insurance Company, has been named medical director to


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