avelumab
merck,pfizer
['avelumab', '#gu,(-#gui),(-#gunagratinib),(-#guard),(-#gut)']
fantastic poster presentation by #gu23 rwe of avelumab switch maintenance in a 26-cite retrospective study, manuscript coming soon! will continue this database effort! 
Oncologist, Professor, clinical/translational research, Genitourinary Cancers, bladder, prostate, testis, Univ of Washington, Fred Hutch; views are mine