Adenosine A2a receptor inhibition increases the anti-tumor efficacy of anti-PD1 treatment in murine hepatobiliary cancers oleh Yuta Myojin, Justin D. McCallen, Chi Ma, Kylynda C. Bauer, Benjamin Ruf, Mohamed-Reda Benmebarek, Benjamin L. Green, Simon Wabitsch, John C. McVey, Claude Fu, Changqing Xie, Tim F. Greten