title: Eastern Cooperative Oncology Group (ECOG).
authors: ECOG Statistical Center, Boston MA 02115, USA.
authors: D L
authors: DL
authors: Fairclough
authors: D F
authors: DF
authors: Cella
mesh_terms: D002986:Clinical Trials as Topic / Q000191:economics / Q000379:methods*; D006801:Humans; D015337:Multicenter Studies as Topic; D009369:Neoplasms / Q000191:economics / Q000523:psychology* / Q000628:therapy*; D010349:Patient Compliance; D011788:Quality of Life