title: When infections collide--gummatous syphilis in an HIV-infected individual.
authors.affiliation: Faculty of Medicine, University of Toronto, 1 King's College Circle, Toronto, Ontario, Canada.
authors.forename: Mark
authors.initials: M
authors.lastname: McVey
authors.forename: William
authors.initials: W
authors.lastname: Cameron
authors.forename: Paul
authors.initials: P
authors.lastname: MacPherson