RT Journal Article SR Electronic T1 Chlamydia infect the placenta less often than gonococci. JF Genitourinary Medicine JO Genitourin Med FD BMJ Publishing Group Ltd SP 349 OP 350 DO 10.1136/sti.64.5.349-a VO 64 IS 5 A1 E Frost A1 A Leclerc A1 G Gioanni A1 J Goeman A1 M Peeters A1 M Collet YR 1988 UL http://sti.bmj.com/content/64/5/349.2.abstract AB