Volker, R. (1965). Cardiac and vascular disorders: Differential diagnosis by new physiological techniques. Thomas.
Chicago-viite (17. p.)Volker, Rudolf. Cardiac and Vascular Disorders: Differential Diagnosis by New Physiological Techniques. Springfield, IL: Thomas, 1965.
MLA-viite (9. p.)Volker, Rudolf. Cardiac and Vascular Disorders: Differential Diagnosis by New Physiological Techniques. Thomas, 1965.
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