TY - JOUR T1 - Bone Graft Substitutes AU - Einhorn, Thomas A. Y1 - 2004/06/01 N1 - JO - The Journal of Bone & Joint Surgery SP - 1350 EP - a VL - 86 IS - 6 N2 - SN - 0021-9355 M3 - doi: UR - http://dx.doi.org/ ER -