1. CATHCART, E. S., WILLIAMS, R. C., JR., Ross, H., and CALKINS, E. (1961) Amer. J3. Med., 31, 758
2. CHRISTIANSEN, S. (1963) Lancet, 1, 423 COMMUNICABLE DISEASE CENTER, Public Health Service
3. Manual of Serologic Tests for Syphilis;CHRISTIANSEN, S.;Publication; Idem,1959
4. DEACON, W. E., and HUNTER, E. F. (1962) Proc. Soc.
5. New Engl;FIFE, E. H. U. S.;J. Med; In 'Proc. World Forum on Syphilis and Other Treponematoses, Washington, 1962,1959