AmitriptylineAntidepressive Agents, TricyclicNortriptylineMaprotilineDibenzazepinesMianserinAnalgesics, Non-NarcoticImipramineProtriptylineAntidepressive AgentsClomipramineNomifensineDouble-Blind MethodFluoxetinePain MeasurementTreatment OutcomeTrimipramineAntidepressive Agents, Second-GenerationDesipramine