Are we losing ground in our efforts to control sexually transmitted Chlamydia trachomatis infection? Before we can answer this question, we must first consider recent trends in Chlamydia from around the world to establish a baseline for understanding the possible explanations underlying these data.
STD/AIDS Control, British Columbia Centre for Disease Control, 655 West 12th Ave, British Columbia, Vancouver, V5Z 4R4, Canada. michael.rekart@bccdc.ca