Author H. Evans C. Mercer G. Rait M. Hamill V. Delpech G. Hughes M. Brook T. Williams A. Johnson S. Singh I. Petersen T. Chadborn J. Cassell Year of Publication 2009 DOI 10.1136/sti.2008.034801 DOIGoogle ScholarBibTeXEndNote X3 XMLEndNote 7 XMLEndnote taggedMarcRIS
