Depressing questions.
D001290:Attitude; D003866:Depressive Disorder; D005065:Euthanasia; D033101:Euthanasia, Active, Voluntary; D006801:Humans; D016743:Mental Competency; D009042:Motivation; D009369:Neoplasms; D010146:Pain; D010820:Physicians; D017236:Suicide, Assisted; D019452:Terminally Ill
Dana-Farber Cancer Institute (Boston); Death and Euthanasia