title: Concurrency and sexual transmission.
authors.forename: Richard
authors.initials: R
authors.lastname: Rothenberg
authors.forename: John
authors.initials: J
authors.lastname: Potterat
authors.forename: David
authors.initials: D
authors.lastname: Gisselquist
mesh_terms: D017088:AIDS-Related Opportunistic Infections / Q000453:epidemiology*; D017954:Africa South of the Sahara / Q000453:epidemiology; D002690:Chlamydia Infections / Q000453:epidemiology*; D018562:Disease Transmission, Infectious / Q000706:statistics & numerical data*; D005260:Female; D006069:Gonorrhea / Q000453:epidemiology*; D015658:HIV Infections / Q000453:epidemiology* / Q000635:transmission; D006801:Humans; D008297:Male