The association of age, literacy, and race on completing patient-reported outcome measures in pediatric oncology. - Withycombe JS; McFatrich M; Pinheiro L; Hinds PS; Keller FG; Baker JN; Mack JW; Sung L; Waldron MK; Reeve BB (Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation, 2019)