Paul Zoll (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Paul Zoll" in English language version.

refsWebsite

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1books.google.com

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books.google.com

Jeffrey, Kirk (April 2003). Machines in Our Hearts: The Cardiac Pacemaker, the Implantable Defibrillator, and American Health Care. JHU Press. ISBN 9780801876165.

nytimes.com

Altman, Lawrence K. (8 January 1999). "Paul M. Zoll is Dead at 87; Pioneered Use of Pacemakers". The New York Times.