|  Is the immunotherapy trial related to PD-L1? How is it working?     Caregiver to Tushar:  11/11 maxillatomy, 12/11 radiation, 5/12 mets to lymph nodes, 7/12 IPT/carboplatin, 10/12 radical neck dissection, 12/12 two new tumors,  2/13 cetuximab trial, 6/13 PD-L1 trial, 8/13 heaven
 |