Postma, MJ; de Vries, R; Welte, R; Edmunds, WJ; (2008) Health economic methodology illustrated with recent work on Chlamydia screening: the concept of extended dominance. Sexually transmitted infections, 84 (2). pp. 152-4. ISSN 1368-4973 DOI: https://doi.org/10.1136/sti.2007.028043 Full text not available from this repository.