@article{WethBiburgerWels2004, author = {Robert Weth and Markus Biburger and Winfried Wels}, title = {Bispecific costimulatory molecules for activation of tumor-killing lymphocytes}, journal = {Cancer Cell International - Association for Immunotherapy of Cancer: Cancer Immunotherapy - 2nd Annual Meeting Mainz, Germany. 6-7 May 2004}, volume = {4}, number = {(Suppl 1):S1}, url = {http://www.cancerci.com/content/4/S1/S1}, year = {2004}, }