PT  - JOURNAL ARTICLE
AU  - I Simms
AU  - J M Stephenson
TI  - Pelvic inflammatory disease epidemiology: what do we know and what do we need to know?
AID  - 10.1136/sti.76.2.80
DP  - 2000 Apr 01
TA  - Sexually Transmitted Infections
PG  - 80--87
VI  - 76
IP  - 2
4099  - http://sti.bmj.com/content/76/2/80.short
4100  - http://sti.bmj.com/content/76/2/80.full
SO  - Sex Transm Infect2000 Apr 01; 76