Ruch, William J.; Ruch, Brandy Mychals (June 2005). "An Analysis of Pubis Symphysis Misalignment Using Plain Film Radiography". Journal of Manipulative and Physiological Therapeutics. 28 (5): 330–335. doi:10.1016/j.jmpt.2005.04.015. PMID15965407.
Ruch, William J.; Ruch, Brandy Mychals (June 2005). "An Analysis of Pubis Symphysis Misalignment Using Plain Film Radiography". Journal of Manipulative and Physiological Therapeutics. 28 (5): 330–335. doi:10.1016/j.jmpt.2005.04.015. PMID15965407.