chlamydia trachomatis was isolated from the urethra from 48 ( 42 per cent ) of 113 men with non-gonococcal urethritis ( ngu ) , four ( 7 per cent ) of 58 without overt urethritis , and 13 ( 19 per cent ) of 69 with gonorrhea .
C0041967
urethra
C0041976
urethritis