ARTICLE: PDF OnlyMUSCLE ACTIVATION DURING PROPRIOCEPTIVE NEUROMUSCULAR FACILITATION (PNF) STRETCHING TECHNIQUESOSTERNIG, LOUIS R. PH.D.; ROBERTSON, RICHARD PH.D.; TROXEL, RICHARD M.S.; HANSEN, PAUL M.S.Author Information From the Department of Physical Education, University of Oregon. Department of Physical Education, College of Human Development and Performance, University of Oregon, Eugene, Oregon 97403–1273. American Journal of Physical Medicine: October 1987 - Volume 66 - Issue 5 - p 298-307 Buy © Williams & Wilkins 1987. All Rights Reserved.