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Doward LC, McKenna SP, Meads DM, Ratcliffe J, Whalley D, Langley PC. Investigation into the feasibility of deriving relative and absolute utility from the recurrent genital herpes quality of life questionnaire (RGHQOL). Poster presented at the 2002 ISPOR 5th Annual European Congress; November 2002. Rotterdam, The Netherlands. [abstract] Value Health. 2002 Nov; 5(6):573-4.