RT Journal Article SR Electronic T1 Kinetics of the Treponema Immobilization Reaction Under Improved Conditions JF The British Journal of Venereal Diseases JO Br J Vener Dis FD BMJ Publishing Group Ltd SP 189 OP 195 DO 10.1136/sti.33.3.189 VO 33 IS 3 A1 Portella, Oswaldo B. A1 Thompson, William R. YR 1957 UL http://sti.bmj.com/content/33/3/189.abstract AB