TY - RPRT TI - Repeat chlamydia screening by mail, San Francisco. AU - P J Bloomfield AU - K C Steiner AU - C K Kent AU - J D Klausner PY - 2003 DO - 10.1136/sti.79.1.28 UR - https://pubmed.ncbi.nlm.nih.gov/12576609/ ID - 12576609 ER -