The Myth of an Afterlife: The Case against Life After Death edited by Michael Martin and Keith Augustine, Rowman & Littlefield, 2015. ISBN 978-0-8108-8677-3. A Traveler's Guide to the Afterlife: Traditions and Beliefs on Death, Dying, and What Lies Beyond by Mark Mirabello, Ph.D. Inner Traditions.
In 1956, Proudfit and Effler 1 reported a simple method of performing pericardial biopsy which provides adequate amounts of tissue for bacteriologic and histologic study. Safe and effective pericardial drainage can be accomplished by the same procedure.
A specific diagnosis is often difficult to establish in a given case of pericarditis, even when fluid is available for study. In 1956, Proudfit and Effler1 reported a simple method of performing pericardial biopsy which provides adequate amounts of tissue for bacteriologic and histologic study.