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. 2015 Oct 12;3(1):92–103. doi: 10.1080/23328940.2015.1088502

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© 2016 The Author(s). Published with license by Taylor & Francis Group, LLC

This is an Open Access article distributed under the terms of the Creative Commons Attribution-Non-Commercial License http://creativecommons.org/licenses/by-nc/3.0/, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. The moral rights of the named author(s) have been asserted.

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Figure 7. — Blood velocity in the right dorsalis pedis artery of a woman during labor, but between contractions. Upper panel: Fluctuations typical of temperature regulation in a fairly warm delivery room. Lower panel: Same woman in the same environment after epidural block. (Graphs from unpublished recordings obtained during the investigations described in Janbu²²).