294 CD8 PET imaging of tumor infiltrating T cells in advanced solid tumors: a phase I first-in-human study of 89Zr-IAB22M2C, a radiolabeled anti-CD8 minibody oleh Ian Wilson, Anna Wu, Alessandro Mascioni, Michael Farwell, Raymond Gamache, Neeta Pandit-Taskar, Mike Postow, William Le, Avital Weiss, Ronald Korn