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Wilson E, Payton O, Donegan-Shoaf L, Dec K (September 2003). "Muscle energy technique in patients with acute low back pain: a pilot clinical trial". J Orthop Sports Phys Ther. 33 (9): 502–12. doi:10.2519/jospt.2003.33.9.502. PMID14524509.
Wilson E, Payton O, Donegan-Shoaf L, Dec K (September 2003). "Muscle energy technique in patients with acute low back pain: a pilot clinical trial". J Orthop Sports Phys Ther. 33 (9): 502–12. doi:10.2519/jospt.2003.33.9.502. PMID14524509.