AU - Lea, Randall D. TI - Ethical Considerations of Biotechnologies Used for Performance Enhancement PT - JOUR DP - 2009 TA - The Journal of Bone & Joint Surgery PG - 2048-2054 VI - 91 IP - 8 AID - 10.2106/JBJS.I.00023 [doi] 4100 - http://dx.doi.org/10.2106/JBJS.I.00023 SO - The Journal of Bone & Joint Surgery August 1, 2009 91(8):2048