Eastern Cooperative Oncology Group (ECOG).
Fairclough
D L
DL
ECOG Statistical Center, Boston MA 02115, USA.
Cella
D F
DF
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