Urethral microbiota in men: Association of Haemophilus influenzae and Mycoplasma penetrans with nongonococcal urethritis
This case-control study of the urethral microbiota identified associations between Haemophilus influenzae and Mycoplasma penetrans with nongonococcal urethritis (NGU). M. penetrans was associated with NGU in men who have sex with men and not men who have sex with women.