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Purpose General population reference data are useful in the interpretation of health-related quality of life (HRQoL) results, but for the European Organisation for Research and Treatment of Cancer Quality of Life Questionnaire C30 (EORTC QLQ-C30), such data have been published for only seven countries. In 1992, Danish general population data were collected from women only for EORTC QLQ-C30 version...
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