Patients' and clinicians' perspectives on item importance, scoring, and clinically meaningful differences for the Endometriosis Symptom Diary (ESD) and Endometriosis Impact Scale (EIS). - Kitchen, Helen; Seitz, Christian; Trigg, Andrew; Aldhouse, Natalie; Willgoss, Thomas; Schmitz, Heinz; Gater, Adam; Gerlinger, Christoph; Haberland, Claudia (Health & Quality of Life Outcomes, 2021)