Notowicz, A.

syphili patient treatment result kolmer treponema number course fta-ab penicillin 0.5 diagnosis study table stage infection disease syphilis tests non-treponema group 2.5 0.6 pallidum antibody month combination penicillin treatment period therapy observation value syphilis patients neurosyphili syphi i symptom chapter sero-negativity 2.4 sensitivity antigen 0.7 treponemata iu penicillin gauge-date lesion 2.3 difference serum rotterdam blood percentage specificity laboratory vener test result decrease complement health increase netherland 3.3 0.8 basis testing reactie fta-abs test reaction complement fixation test incidence .25 0.9 examination syphi 3.1 follow-up screening finding blood donors fixation literature