Study of Chlamydiae in patients with lymphogranuloma venereum and urethritis attending a veneral diseases clinic.

From the Rocky Mountain Laboratory* and the Laboratory of Infectious Diseasest, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Department of Health, Education, and Welfare, Hamilton, Montana, and Bethesda, Maryland; the Venereal Disease Control Divisiont, District of Columbia Department of Health, Washington, D.C.; and the Naval Medical Research Institute§, Bethesda, Maryland, U.S.A.