RT Journal A1 Lea, Randall D. T1 Ethical Considerations of Biotechnologies Used for Performance Enhancement JF The Journal of Bone & Joint Surgery JO The Journal of Bone & Joint Surgery YR 2009 FD August 1 VO 91 IS 8 SP 2048 OP 2054 DO 10.2106/JBJS.I.00023 UL http://dx.doi.org/10.2106/JBJS.I.00023 AB