title: Minimal clinically important differences in the edmonton symptom assessment system: the anchor is key.
authors: David
authors: D
authors: Hui
authors: Eduardo
authors: E
authors: Bruera
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D009369:Neoplasms / Q000175:diagnosis* / Q000453:epidemiology* / Q000532:radiotherapy*; D063868:Patient Outcome Assessment; D011788:Quality of Life; D012720:Severity of Illness Index; D011795:Surveys and Questionnaires