AU - Widler, Katharina S. AU - Glatthorn, Julia F. AU - Bizzini, Mario AU - Impellizzeri, Franco M. AU - Munzinger, Urs AU - Leunig, Michael AU - Maffiuletti, Nicola A. TI - Assessment of Hip Abductor Muscle Strength. A Validity and Reliability Study PT - JOUR DP - 2009 TA - The Journal of Bone & Joint Surgery PG - 2666-2672 VI - 91 IP - 11 AID - 10.2106/JBJS.H.01119 [doi] 4100 - http://dx.doi.org/10.2106/JBJS.H.01119 SO - The Journal of Bone & Joint Surgery November 1, 2009 91(11):2666