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Roberts, Tracy E; Robinson, Suzanne; Barton, Pelham M; Bryan, Stirling; McCarthy, Anne; Macleod, John; Egger, Matthias; Low, Nicola (2007). Cost effectiveness of home based population screening for Chlamydia trachomatis in the UK: economic evaluation of chlamydia screening studies (ClaSS) project. BMJ, 335(7614), p. 291. London: BMJ Publishing Group 10.1136/bmj.39262.683345.AE
