title: "Seronegative" syphilis in AIDS.
authors.forename: A
authors.initials: A
authors.lastname: Zalka
authors.forename: M E
authors.initials: ME
authors.lastname: Grossman
authors.forename: D N
authors.initials: DN
authors.lastname: Silvers
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000276:immunology*; D006801:Humans; D013588:Syphilis Serodiagnosis; D009626:Terminology as Topic