APA (7 वां संस्करण) प्रशस्ति पत्र

Sigurdsson, A. (1993). Neurohormonal activation in patients with acute myocardial infarction or chronic congestive heart failure: With special reference to treatment with angiotensin converting enzyme inhibitors.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Sigurdsson, Axel. Neurohormonal Activation in Patients with Acute Myocardial Infarction or Chronic Congestive Heart Failure: With Special Reference to Treatment with Angiotensin Converting Enzyme Inhibitors. 1993.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Sigurdsson, Axel. Neurohormonal Activation in Patients with Acute Myocardial Infarction or Chronic Congestive Heart Failure: With Special Reference to Treatment with Angiotensin Converting Enzyme Inhibitors. 1993.

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