Factors associated with hip joint rotation in former elite athletes
Jyrki A Kettunen, Urho M Kujala, Heli Räty, Tapio Videman, Seppo Sarna, Olli Impivaara, Seppo Koskinen
British Journal of Sports Medicine Feb 2000, 34 (1) 44-48; DOI: 10.1136/bjsm.34.1.44