Sehgal, V NSingh, IRao, T L1973-08-012009-05-271973-08-012009-05-271973-08-01Sehgal VN, Singh I, Rao TL. Serological survey in hospital population. Indian Journal of Medical Research. 1973 Aug; 61(8): 1243-6http://imsear.searo.who.int/handle/123456789/17622engAdultAge FactorsFemaleFluorescent Antibody TechniqueHumansIndiaMaleMiddle AgedSex FactorsSyphilis --diagnosisSyphilis SerodiagnosisTreponema pallidum --immunologySerological survey in hospital population.Journal Article