TY - GEN AU - Grifka,J AU - Heers,G TI - [Shoulder endoprostheses--a special status in prosthesis implantation] SN - 0085-4530 PY - 2001///0927 KW - Humans KW - Joint Prosthesis KW - Prosthesis Design KW - Shoulder Joint KW - surgery N1 - Publication Type: Editorial UR - https://doi.org/10.1007/s001320170082 ER -