1. The effect of heat on tissue extensibility: A comparison of deep and superficial heating 
Val J. Robertson, PhD, Alex R. Ward, PhD, Peter Jung, BPhysio 
Archives of Physical Medicine and Rehabilitation 
Volume 86, Issue 4, Pages (April 2005)
DOI: /j.apmr
Copyright © 2005 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

2. Fig 1
Boxplots show the median, IQR, and outliers for the combined data for each intervention: superficial, deep, or no heating.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2005 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions