New immunoblot treponemal assay using recombinant antigen for immunodiagnosis of syphilis - Sato, Neuza Satomi; Suzuki, T.; Hirata, Mario Hiroyuki; Hirata, Rosario Dominguez Crespo; Ueda, Takuya; Watanabe, Kazuo; Zerbini, Lia Carmen M. S.; Silveira, E. P. R.; Ueda, M. (Congresso Brasileiro de Patologia e Medicina Laboratorial, 1999)