It is unquestionably the duty of all citizens to cooperate with the Congress in its efforts to obtain the facts needed for intelligent legislative action. It is their unremitting obligation to respond to subpoenas, to respect the dignity of the Congress and its committees and to testify fully with respect to matters within the province of proper investigation. This ... assumes that the ... rights of witnesses will be respected by the Congress as they are in a court of justice.
The Rights of a Witness Before a Congressional Committee,
29 Fordham L. Rev. 357
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