Williams, Redford B. Jr M.D.1; Kimball, Chase P. M.D.1; Williard, Harold N. MD, FACP1
1Departments of Medicine and Psychiatry Yale University School of Medicine New Haven, Conn.
Address for reprint requests: Dr. Redford Williams, Bldg 10, Rm 3N222, 9000 Rockville Pike, Bethesda, Md 20014.
Received for publication Apr 8, 1971; revision received July 23, 1971