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The Effectiveness of Ultrasound-Guided Steroid Injection for Femoroacetabular Impingement: A Comparison between the Extra-Articular and Intra-Articular Approaches
Chang Ho Jeon, Sujin Kim, Joon Woo Lee, Young-Kyun Lee, Kyoung-Hoi Koo, Heung Sik Kang
J Korean Soc Radiol.2013;68(3):237-243. Published online 2013 March 18
DOI: http://dx.doi.org/10.3348/jksr.2013.68.3.237
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