Source:
The American journal of cardiology [Am J Cardiol] 1964 Jul; Vol. 14, pp. 29-35.Publisher: Excerpta Medica Country of Publication: United States NLM ID: 0207277 Publication Model: Print Cited Medium: Print ISSN: 0002-9149
Source:
The American journal of medicine [Am J Med] 1963 Aug; Vol. 35, pp. 269-82.Publisher: Excerpta Medica Country of Publication: United States NLM ID: 0267200 Publication Model: Print Cited Medium: Print ISSN: 0002-9343